398094277

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{172859}}^1$

素因数の和:172920

約数の個数: 12

約数和(自身を含む): 472944960

約数和(自身を除く): 74850683

約数列:

[1, 7, 47, 49, 329, 2303, 172859, 1210013, 8124373, 8470091, 56870611, 398094277]

約数ペア:

[(1, 398094277), (7, 56870611), (47, 8470091), (49, 8124373), (329, 1210013), (2303, 172859)]