388804923

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{174901}}^1$

素因数の和:174939

約数の個数: 24

約数和(自身を含む): 636643280

約数和(自身を除く): 247838357

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 174901, 524703, 1574109, 2273713, 3323119, 6821139, 9969357, 20463417, 29908071, 43200547, 129601641, 388804923]

約数ペア:

[(1, 388804923), (3, 129601641), (9, 43200547), (13, 29908071), (19, 20463417), (39, 9969357), (57, 6821139), (117, 3323119), (171, 2273713), (247, 1574109), (741, 524703), (2223, 174901)]