31254639

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42179}}^1$

素因数の和:42214

約数の個数: 16

約数和(自身を含む): 47241600

約数和(自身を除く): 15986961

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 42179, 126537, 548327, 801401, 1644981, 2404203, 10418213, 31254639]

約数ペア:

[(1, 31254639), (3, 10418213), (13, 2404203), (19, 1644981), (39, 801401), (57, 548327), (247, 126537), (741, 42179)]