857990882

素因数分解:

$2^1\times 7^2\times {\mathrm{443}}^1\times {\mathrm{19763}}^1$

素因数の和:20222

約数の個数: 24

約数和(自身を含む): 1500561936

約数和(自身を除く): 642571054

約数列:

[1, 2, 7, 14, 49, 98, 443, 886, 3101, 6202, 19763, 21707, 39526, 43414, 138341, 276682, 968387, 1936774, 8755009, 17510018, 61285063, 122570126, 428995441, 857990882]

約数ペア:

[(1, 857990882), (2, 428995441), (7, 122570126), (14, 61285063), (49, 17510018), (98, 8755009), (443, 1936774), (886, 968387), (3101, 276682), (6202, 138341), (19763, 43414), (21707, 39526)]