40249391

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23279}}^1$

素因数の和:23318

約数の個数: 16

約数和(自身を含む): 52147200

約数和(自身を除く): 11897809

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 23279, 162953, 302627, 442301, 2118389, 3096107, 5749913, 40249391]

約数ペア:

[(1, 40249391), (7, 5749913), (13, 3096107), (19, 2118389), (91, 442301), (133, 302627), (247, 162953), (1729, 23279)]