12912399

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{15427}}^1$

素因数の和:15467

約数の個数: 16

約数和(自身を含む): 19747840

約数和(自身を除く): 6835441

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 15427, 46281, 138843, 416529, 478237, 1434711, 4304133, 12912399]

約数ペア:

[(1, 12912399), (3, 4304133), (9, 1434711), (27, 478237), (31, 416529), (93, 138843), (279, 46281), (837, 15427)]