64127405

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{647}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 79035264

約数和(自身を除く): 14907859

約数列:

[1, 5, 43, 215, 461, 647, 2305, 3235, 19823, 27821, 99115, 139105, 298267, 1491335, 12825481, 64127405]

約数ペア:

[(1, 64127405), (5, 12825481), (43, 1491335), (215, 298267), (461, 139105), (647, 99115), (2305, 27821), (3235, 19823)]