81907714

素因数分解:

$2^1\times 7^4\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:528

約数の個数: 40

約数和(自身を含む): 147523068

約数和(自身を除く): 65615354

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 343, 461, 518, 686, 922, 1813, 2401, 3227, 3626, 4802, 6454, 12691, 17057, 22589, 25382, 34114, 45178, 88837, 119399, 158123, 177674, 238798, 316246, 835793, 1106861, 1671586, 2213722, 5850551, 11701102, 40953857, 81907714]

約数ペア:

[(1, 81907714), (2, 40953857), (7, 11701102), (14, 5850551), (37, 2213722), (49, 1671586), (74, 1106861), (98, 835793), (259, 316246), (343, 238798), (461, 177674), (518, 158123), (686, 119399), (922, 88837), (1813, 45178), (2401, 34114), (3227, 25382), (3626, 22589), (4802, 17057), (6454, 12691)]