285070877

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{447521}}^1$

素因数の和:447548

約数の個数: 12

約数和(自身を含む): 357122556

約数和(自身を除く): 72051679

約数列:

[1, 7, 13, 49, 91, 637, 447521, 3132647, 5817773, 21928529, 40724411, 285070877]

約数ペア:

[(1, 285070877), (7, 40724411), (13, 21928529), (49, 5817773), (91, 3132647), (637, 447521)]