8680689

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:411

約数の個数: 24

約数和(自身を含む): 13147680

約数和(自身を除く): 4466991

約数列:

[1, 3, 9, 27, 81, 139, 243, 257, 417, 771, 1251, 2313, 3753, 6939, 11259, 20817, 33777, 35723, 62451, 107169, 321507, 964521, 2893563, 8680689]

約数ペア:

[(1, 8680689), (3, 2893563), (9, 964521), (27, 321507), (81, 107169), (139, 62451), (243, 35723), (257, 33777), (417, 20817), (771, 11259), (1251, 6939), (2313, 3753)]