397803413

素因数分解:

$7^2\times {\mathrm{331}}^1\times {\mathrm{24527}}^1$

素因数の和:24872

約数の個数: 12

約数和(自身を含む): 464167872

約数和(自身を除く): 66364459

約数列:

[1, 7, 49, 331, 2317, 16219, 24527, 171689, 1201823, 8118437, 56829059, 397803413]

約数ペア:

[(1, 397803413), (7, 56829059), (49, 8118437), (331, 1201823), (2317, 171689), (16219, 24527)]