159138145

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{1609}}^1$

素因数の和:1896

約数の個数: 16

約数和(自身を含む): 193818240

約数和(自身を除く): 34680095

約数列:

[1, 5, 131, 151, 655, 755, 1609, 8045, 19781, 98905, 210779, 242959, 1053895, 1214795, 31827629, 159138145]

約数ペア:

[(1, 159138145), (5, 31827629), (131, 1214795), (151, 1053895), (655, 242959), (755, 210779), (1609, 98905), (8045, 19781)]