251656893

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{681997}}^1$

素因数の和:682044

約数の個数: 12

約数和(自身を含む): 372370908

約数和(自身を除く): 120714015

約数列:

[1, 3, 9, 41, 123, 369, 681997, 2045991, 6137973, 27961877, 83885631, 251656893]

約数ペア:

[(1, 251656893), (3, 83885631), (9, 27961877), (41, 6137973), (123, 2045991), (369, 681997)]