639732876

素因数分解:

$2^2\times 3^1\times {\mathrm{2297}}^1\times {\mathrm{23209}}^1$

素因数の和:25513

約数の個数: 24

約数和(自身を含む): 1493424240

約数和(自身を除く): 853691364

約数列:

[1, 2, 3, 4, 6, 12, 2297, 4594, 6891, 9188, 13782, 23209, 27564, 46418, 69627, 92836, 139254, 278508, 53311073, 106622146, 159933219, 213244292, 319866438, 639732876]

約数ペア:

[(1, 639732876), (2, 319866438), (3, 213244292), (4, 159933219), (6, 106622146), (12, 53311073), (2297, 278508), (4594, 139254), (6891, 92836), (9188, 69627), (13782, 46418), (23209, 27564)]