131233816

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{80809}}^1$

素因数の和:80851

約数の個数: 32

約数和(自身を含む): 290916000

約数和(自身を除く): 159682184

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 80809, 161618, 323236, 565663, 646472, 1131326, 2262652, 2343461, 4525304, 4686922, 9373844, 16404227, 18747688, 32808454, 65616908, 131233816]

約数ペア:

[(1, 131233816), (2, 65616908), (4, 32808454), (7, 18747688), (8, 16404227), (14, 9373844), (28, 4686922), (29, 4525304), (56, 2343461), (58, 2262652), (116, 1131326), (203, 646472), (232, 565663), (406, 323236), (812, 161618), (1624, 80809)]