72005557

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1951}}^1$

素因数の和:2148

約数の個数: 16

約数和(自身を含む): 82639872

約数和(自身を除く): 10634315

約数列:

[1, 13, 17, 167, 221, 1951, 2171, 2839, 25363, 33167, 36907, 325817, 431171, 4235621, 5538889, 72005557]

約数ペア:

[(1, 72005557), (13, 5538889), (17, 4235621), (167, 431171), (221, 325817), (1951, 36907), (2171, 33167), (2839, 25363)]