72291615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{438131}}^1$

素因数の和:438150

約数の個数: 16

約数和(自身を含む): 126182016

約数和(自身を除く): 53890401

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 438131, 1314393, 2190655, 4819441, 6571965, 14458323, 24097205, 72291615]

約数ペア:

[(1, 72291615), (3, 24097205), (5, 14458323), (11, 6571965), (15, 4819441), (33, 2190655), (55, 1314393), (165, 438131)]