209218644481

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{2657}}^1\times {\mathrm{1022629}}^1$

素因数の和:1025304

約数の個数: 16

約数和(自身を含む): 260942451840

約数和(自身を除く): 51723807359

約数列:

[1, 7, 11, 77, 2657, 18599, 29227, 204589, 1022629, 7158403, 11248919, 78742433, 2717125253, 19019876771, 29888377783, 209218644481]

約数ペア:

[(1, 209218644481), (7, 29888377783), (11, 19019876771), (77, 2717125253), (2657, 78742433), (18599, 11248919), (29227, 7158403), (204589, 1022629)]