2990631

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2687}}^1$

素因数の和:2750

約数の個数: 16

約数和(自身を含む): 4644864

約数和(自身を除く): 1654233

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 2687, 8061, 18809, 56427, 142411, 427233, 996877, 2990631]

約数ペア:

[(1, 2990631), (3, 996877), (7, 427233), (21, 142411), (53, 56427), (159, 18809), (371, 8061), (1113, 2687)]