213025891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{10391}}^1$

素因数の和:10506

約数の個数: 16

約数和(自身を含む): 244419840

約数和(自身を除く): 31393949

約数列:

[1, 13, 19, 83, 247, 1079, 1577, 10391, 20501, 135083, 197429, 862453, 2566577, 11211889, 16386607, 213025891]

約数ペア:

[(1, 213025891), (13, 16386607), (19, 11211889), (83, 2566577), (247, 862453), (1079, 197429), (1577, 135083), (10391, 20501)]