256720793471

素因数分解:

${\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1559}}^1\times {\mathrm{31981}}^1$

素因数の和:33830

約数の個数: 16

約数和(自身を含む): 271412044800

約数和(自身を除く): 14691251329

約数列:

[1, 19, 271, 1559, 5149, 29621, 31981, 422489, 607639, 8027291, 8666851, 49858379, 164670169, 947309201, 13511620709, 256720793471]

約数ペア:

[(1, 256720793471), (19, 13511620709), (271, 947309201), (1559, 164670169), (5149, 49858379), (29621, 8666851), (31981, 8027291), (422489, 607639)]