31426281

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1$

素因数の和:1653

約数の個数: 24

約数和(自身を含む): 47530496

約数和(自身を除く): 16104215

約数列:

[1, 3, 9, 31, 73, 93, 219, 279, 657, 1543, 2263, 4629, 6789, 13887, 20367, 47833, 112639, 143499, 337917, 430497, 1013751, 3491809, 10475427, 31426281]

約数ペア:

[(1, 31426281), (3, 10475427), (9, 3491809), (31, 1013751), (73, 430497), (93, 337917), (219, 143499), (279, 112639), (657, 47833), (1543, 20367), (2263, 13887), (4629, 6789)]