398028001

素因数分解:

$7^1\times {\mathrm{2833}}^1\times {\mathrm{20071}}^1$

素因数の和:22911

約数の個数: 8

約数和(自身を含む): 455072384

約数和(自身を除く): 57044383

約数列:

[1, 7, 2833, 19831, 20071, 140497, 56861143, 398028001]

約数ペア:

[(1, 398028001), (7, 56861143), (2833, 140497), (19831, 20071)]