12998817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 20348328

約数和(自身を除く): 7349511

約数列:

[1, 3, 9, 13, 39, 117, 241, 461, 723, 1383, 2169, 3133, 4149, 5993, 9399, 17979, 28197, 53937, 111101, 333303, 999909, 1444313, 4332939, 12998817]

約数ペア:

[(1, 12998817), (3, 4332939), (9, 1444313), (13, 999909), (39, 333303), (117, 111101), (241, 53937), (461, 28197), (723, 17979), (1383, 9399), (2169, 5993), (3133, 4149)]