12904221

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{2399}}^1$

素因数の和:2576

約数の個数: 16

約数和(自身を含む): 18892800

約数和(自身を除く): 5988579

約数列:

[1, 3, 11, 33, 163, 489, 1793, 2399, 5379, 7197, 26389, 79167, 391037, 1173111, 4301407, 12904221]

約数ペア:

[(1, 12904221), (3, 4301407), (11, 1173111), (33, 391037), (163, 79167), (489, 26389), (1793, 7197), (2399, 5379)]