On the classification of integers \(n\) that divide \(\varphi(n)+\sigma(n)\)

DOI10.1016/J.JNT.2009.02.003zbMath1185.11008OpenAlexW2093403350MaRDI QIDQ1026879

Kelley Harris

Publication date: 6 July 2009

Published in: Journal of Number Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jnt.2009.02.003

zbMATH Keywords

divisibility of thesespecial arithmetical functions

Mathematics Subject Classification ID

Arithmetic functions; related numbers; inversion formulas (11A25) Rate of growth of arithmetic functions (11N56)

Related Items (1)

On a divisibility problem

Cites Work

• On a problem of Nicol and Zhang
• Some diophantine equations involving arithmetic functions
• More on the total number of prime factors of an odd perfect number
• Unnamed Item

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