51398181

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{389}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 76110840

約数和(自身を除く): 24712659

約数列:

[1, 3, 9, 53, 159, 277, 389, 477, 831, 1167, 2493, 3501, 14681, 20617, 44043, 61851, 107753, 132129, 185553, 323259, 969777, 5710909, 17132727, 51398181]

約数ペア:

[(1, 51398181), (3, 17132727), (9, 5710909), (53, 969777), (159, 323259), (277, 185553), (389, 132129), (477, 107753), (831, 61851), (1167, 44043), (2493, 20617), (3501, 14681)]