890373118

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1\times {\mathrm{1861}}^1$

素因数の和:3723

約数の個数: 16

約数和(自身を含む): 1346672880

約数和(自身を除く): 456299762

約数列:

[1, 2, 139, 278, 1721, 1861, 3442, 3722, 239219, 258679, 478438, 517358, 3202781, 6405562, 445186559, 890373118]

約数ペア:

[(1, 890373118), (2, 445186559), (139, 6405562), (278, 3202781), (1721, 517358), (1861, 478438), (3442, 258679), (3722, 239219)]