642400511

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{2437}}^1$

素因数の和:2690

約数の個数: 16

約数和(自身を含む): 684122304

約数和(自身を除く): 41721793

約数列:

[1, 23, 73, 157, 1679, 2437, 3611, 11461, 56051, 177901, 263603, 382609, 4091723, 8800007, 27930457, 642400511]

約数ペア:

[(1, 642400511), (23, 27930457), (73, 8800007), (157, 4091723), (1679, 382609), (2437, 263603), (3611, 177901), (11461, 56051)]