399647524

素因数分解:

$2^2\times {\mathrm{23459}}^1\times {\mathrm{4259}}^1$

素因数の和:27722

約数の個数: 12

約数和(自身を含む): 699577200

約数和(自身を除く): 299929676

約数列:

[1, 2, 4, 4259, 8518, 17036, 23459, 46918, 93836, 99911881, 199823762, 399647524]

約数ペア:

[(1, 399647524), (2, 199823762), (4, 99911881), (4259, 93836), (8518, 46918), (17036, 23459)]