Uniform Distribution Theory
Journal license

Journal

Uniform Distribution Theory


Volume
& Issue

Volume 4, Issue 1


Published
on

February 4, 2009


Pages

1-8


DOI

Article

Sum of Divisors of Fibonacci Numbers


Authors

Sergei V. Konyagin Affiliation:
Steklov Mathematical Institute Gubkina, 8 Moscow 119991 RUSSIA
, Florian Luca Affiliation:
Mathematical Institute, UNAM Juriquilla 76230 Santiago de Queretaro, Mexico and School of Mathematics University of the Witwatersrand P. O. Box Wits 2050 SOUTH AFRICA
and Pantelimon Stanica Affiliation:
Naval Postgraduate School Applied Mathematics Department Monterey, CA 93943 USA


Abstract

In this note, we prove an estimate on the count of Fibonacci num- bers whose sum of divisors is also a Fibonacci number. As a corollary, we find that the series of reciprocals of indices of such Fibonacci numbers is convergent.


Keywords

Fibonacci number, sum of divisors.


Citation

Konyagin, S. V., Luca, F., & Stanica, P. (2009). Sum of divisors of fibonacci numbers. Uniform Distribution Theory, 4(1), 1–8.

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