12738831

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{2099}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 20630400

約数和(自身を除く): 7891569

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 2099, 6069, 6297, 14693, 35683, 44079, 107049, 249781, 606611, 749343, 1819833, 4246277, 12738831]

約数ペア:

[(1, 12738831), (3, 4246277), (7, 1819833), (17, 749343), (21, 606611), (51, 249781), (119, 107049), (289, 44079), (357, 35683), (867, 14693), (2023, 6297), (2099, 6069)]