393998594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{3821}}^1$

素因数の和:3986

約数の個数: 32

約数和(自身を含む): 665945280

約数和(自身を除く): 271946686

約数列:

[1, 2, 11, 22, 43, 86, 109, 218, 473, 946, 1199, 2398, 3821, 4687, 7642, 9374, 42031, 51557, 84062, 103114, 164303, 328606, 416489, 832978, 1807333, 3614666, 4581379, 9162758, 17909027, 35818054, 196999297, 393998594]

約数ペア:

[(1, 393998594), (2, 196999297), (11, 35818054), (22, 17909027), (43, 9162758), (86, 4581379), (109, 3614666), (218, 1807333), (473, 832978), (946, 416489), (1199, 328606), (2398, 164303), (3821, 103114), (4687, 84062), (7642, 51557), (9374, 42031)]