12561636731

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1\times {\mathrm{1129}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 14850478080

約数和(自身を除く): 2288841349

約数列:

[1, 7, 61, 71, 367, 427, 497, 1129, 2569, 4331, 7903, 22387, 26057, 30317, 68869, 80159, 156709, 182399, 414343, 482083, 561113, 1589477, 2900401, 4889699, 11126339, 25274923, 29418353, 34227893, 176924461, 205928471, 1794519533, 12561636731]

約数ペア:

[(1, 12561636731), (7, 1794519533), (61, 205928471), (71, 176924461), (367, 34227893), (427, 29418353), (497, 25274923), (1129, 11126339), (2569, 4889699), (4331, 2900401), (7903, 1589477), (22387, 561113), (26057, 482083), (30317, 414343), (68869, 182399), (80159, 156709)]