71912428

素因数分解:

$2^2\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{2287}}^1$

素因数の和:3421

約数の個数: 24

約数和(自身を含む): 144015872

約数和(自身を除く): 72103444

約数列:

[1, 2, 4, 7, 14, 28, 1123, 2246, 2287, 4492, 4574, 7861, 9148, 15722, 16009, 31444, 32018, 64036, 2568301, 5136602, 10273204, 17978107, 35956214, 71912428]

約数ペア:

[(1, 71912428), (2, 35956214), (4, 17978107), (7, 10273204), (14, 5136602), (28, 2568301), (1123, 64036), (2246, 32018), (2287, 31444), (4492, 16009), (4574, 15722), (7861, 9148)]