On certain equations and inequalities involving the arithmetical functions φ(n) and d(n)

被引：3

作者：

Sandor, Jozsef ^{[1
]}

Bhattacharjee, Saunak ^{[2
]}

机构：

[1] Babes Bolyai Univ, Dept Math, Cluj Napoca, Romania

[2] Indian Inst Sci Educ & Res, Tirupati, Andhra Pradesh, India

来源：

NOTES ON NUMBER THEORY AND DISCRETE MATHEMATICS | 2022年 / 28卷 / 02期

关键词：

Arithmetic functions; Inequalities;

D O I：

10.7546/nntdm.2022.28.2

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

By using the results and methods of [1], we will study the equation phi(n) + d(n) = n/2 and the related inequalities. The equation phi(n) + d(2)(n) = 2n will be solved, too.

引用

页码：376 / 379

页数：4