399226626

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{159563}}^1$

素因数の和:159710

約数の個数: 24

約数和(自身を含む): 871219440

約数和(自身を除く): 471992814

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 159563, 319126, 478689, 957378, 1436067, 2872134, 22179257, 44358514, 66537771, 133075542, 199613313, 399226626]

約数ペア:

[(1, 399226626), (2, 199613313), (3, 133075542), (6, 66537771), (9, 44358514), (18, 22179257), (139, 2872134), (278, 1436067), (417, 957378), (834, 478689), (1251, 319126), (2502, 159563)]