MathDB
Miklós Schweitzer 1958- Problem 3

Source:

October 21, 2015
college contests

Problem Statement

3. Let nn be a positive integer having at least one prime factor with expoente 2\geq 2. Show that nn has as many factorizations into an odd number of factors as into an even number of factors. (Factorizations into the same factors arranged in different order are considered different.)(N. 10)