Number theory · Divisor counting · Perfect squares · Parity

Problem 3, 2012

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CityProof

Determine all natural numbers \(n\) for which the number of positive divisors of \(n^{3}\) is exactly \(2011\) greater than the number of positive divisors of \(n\).

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Serbian Municipal Competition 2012, high school grade I, category A, problem 3. Organized by the Mathematical Society of Serbia (DMS). Source