313640733

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{25357}}^1$

素因数の和:25417

約数の個数: 32

約数和(自身を含む): 519331840

約数和(自身を除く): 205691107

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 25357, 76071, 177499, 481783, 532497, 786067, 1445349, 2358201, 3372481, 5502469, 10117443, 14935273, 16507407, 44805819, 104546911, 313640733]

約数ペア:

[(1, 313640733), (3, 104546911), (7, 44805819), (19, 16507407), (21, 14935273), (31, 10117443), (57, 5502469), (93, 3372481), (133, 2358201), (217, 1445349), (399, 786067), (589, 532497), (651, 481783), (1767, 177499), (4123, 76071), (12369, 25357)]