321647810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{14843}}^1$

素因数の和:15058

約数の個数: 32

約数和(自身を含む): 634848192

約数和(自身を除く): 313200382

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 10835, 14843, 21670, 29686, 74215, 148430, 163273, 326546, 816365, 1632730, 2924071, 5848142, 14620355, 29240710, 32164781, 64329562, 160823905, 321647810]

約数ペア:

[(1, 321647810), (2, 160823905), (5, 64329562), (10, 32164781), (11, 29240710), (22, 14620355), (55, 5848142), (110, 2924071), (197, 1632730), (394, 816365), (985, 326546), (1970, 163273), (2167, 148430), (4334, 74215), (10835, 29686), (14843, 21670)]