669288991

素因数分解:

$7^2\times {\mathrm{859}}^1\times {\mathrm{15901}}^1$

素因数の和:16774

約数の個数: 12

約数和(自身を含む): 779516040

約数和(自身を除く): 110227049

約数列:

[1, 7, 49, 859, 6013, 15901, 42091, 111307, 779149, 13658959, 95612713, 669288991]

約数ペア:

[(1, 669288991), (7, 95612713), (49, 13658959), (859, 779149), (6013, 111307), (15901, 42091)]