51618721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{60943}}^1$

素因数の和:60972

約数の個数: 12

約数和(自身を含む): 64844416

約数和(自身を除く): 13225695

約数列:

[1, 7, 11, 77, 121, 847, 60943, 426601, 670373, 4692611, 7374103, 51618721]

約数ペア:

[(1, 51618721), (7, 7374103), (11, 4692611), (77, 670373), (121, 426601), (847, 60943)]