56700721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{66943}}^1$

素因数の和:66972

約数の個数: 12

約数和(自身を含む): 71228416

約数和(自身を除く): 14527695

約数列:

[1, 7, 11, 77, 121, 847, 66943, 468601, 736373, 5154611, 8100103, 56700721]

約数ペア:

[(1, 56700721), (7, 8100103), (11, 5154611), (77, 736373), (121, 468601), (847, 66943)]