201457405

素因数分解:

$5^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{1637}}^1$

素因数の和:1956

約数の個数: 16

約数和(自身を含む): 244992384

約数和(自身を除く): 43534979

約数列:

[1, 5, 151, 163, 755, 815, 1637, 8185, 24613, 123065, 247187, 266831, 1235935, 1334155, 40291481, 201457405]

約数ペア:

[(1, 201457405), (5, 40291481), (151, 1334155), (163, 1235935), (755, 266831), (815, 247187), (1637, 123065), (8185, 24613)]