222642145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{51241}}^1$

素因数の和:51336

約数の個数: 16

約数和(自身を含む): 295153920

約数和(自身を除く): 72511775

約数列:

[1, 5, 11, 55, 79, 395, 869, 4345, 51241, 256205, 563651, 2818255, 4048039, 20240195, 44528429, 222642145]

約数ペア:

[(1, 222642145), (5, 44528429), (11, 20240195), (55, 4048039), (79, 2818255), (395, 563651), (869, 256205), (4345, 51241)]