Volume 2,  Issue 1, 2001

Article 3

 

ON MULTIPLICATIVELY PERFECT NUMBERS

J. SÁNDOR
E-Mail: jsandor@math.ubbcluj.ro

BABES-BOLYAI UNIVERSITY,
3400 CLUJ-NAPOCA, ROMANIA

Received 7 January, 2000; accepted 18 August 2000.
Communicated by: L. Toth


ABSTRACT. We study multiplicatively perfect, superperfect and analogous numbers . Connection to various arithmetic functions is pointed out. New concepts, inequalities and asymptotic evaluations are introduced.
Key words:
Perfect numbers, arithmetic functions, inequalities in Number theory

2000 Mathematics Subject Classification:
11A25,11N56, 26D15


 

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