31352848

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 62744000

約数和(自身を除く): 31391152

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 199, 229, 344, 398, 458, 688, 796, 916, 1592, 1832, 3184, 3664, 8557, 9847, 17114, 19694, 34228, 39388, 45571, 68456, 78776, 91142, 136912, 157552, 182284, 364568, 729136, 1959553, 3919106, 7838212, 15676424, 31352848]

約数ペア:

[(1, 31352848), (2, 15676424), (4, 7838212), (8, 3919106), (16, 1959553), (43, 729136), (86, 364568), (172, 182284), (199, 157552), (229, 136912), (344, 91142), (398, 78776), (458, 68456), (688, 45571), (796, 39388), (916, 34228), (1592, 19694), (1832, 17114), (3184, 9847), (3664, 8557)]