271489475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2557}}^1$

素因数の和:2735

約数の個数: 24

約数和(自身を含む): 350179968

約数和(自身を除く): 78690493

約数列:

[1, 5, 25, 31, 137, 155, 685, 775, 2557, 3425, 4247, 12785, 21235, 63925, 79267, 106175, 350309, 396335, 1751545, 1981675, 8757725, 10859579, 54297895, 271489475]

約数ペア:

[(1, 271489475), (5, 54297895), (25, 10859579), (31, 8757725), (137, 1981675), (155, 1751545), (685, 396335), (775, 350309), (2557, 106175), (3425, 79267), (4247, 63925), (12785, 21235)]