31630216

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:549

約数の個数: 32

約数和(自身を含む): 60652800

約数和(自身を除く): 29022584

約数列:

[1, 2, 4, 8, 71, 142, 233, 239, 284, 466, 478, 568, 932, 956, 1864, 1912, 16543, 16969, 33086, 33938, 55687, 66172, 67876, 111374, 132344, 135752, 222748, 445496, 3953777, 7907554, 15815108, 31630216]

約数ペア:

[(1, 31630216), (2, 15815108), (4, 7907554), (8, 3953777), (71, 445496), (142, 222748), (233, 135752), (239, 132344), (284, 111374), (466, 67876), (478, 66172), (568, 55687), (932, 33938), (956, 33086), (1864, 16969), (1912, 16543)]