12841731

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1979}}^1$

素因数の和:2095

約数の個数: 24

約数和(自身を含む): 21415680

約数和(自身を除く): 8573949

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 1979, 2163, 5937, 6489, 13853, 17811, 41559, 124677, 203837, 611511, 1426859, 1834533, 4280577, 12841731]

約数ペア:

[(1, 12841731), (3, 4280577), (7, 1834533), (9, 1426859), (21, 611511), (63, 203837), (103, 124677), (309, 41559), (721, 17811), (927, 13853), (1979, 6489), (2163, 5937)]