12465243

素因数分解:

$3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{821}}^1$

素因数の和:1075

約数の個数: 24

約数和(自身を含む): 20688096

約数和(自身を除く): 8222853

約数列:

[1, 3, 7, 9, 21, 63, 241, 723, 821, 1687, 2169, 2463, 5061, 5747, 7389, 15183, 17241, 51723, 197861, 593583, 1385027, 1780749, 4155081, 12465243]

約数ペア:

[(1, 12465243), (3, 4155081), (7, 1780749), (9, 1385027), (21, 593583), (63, 197861), (241, 51723), (723, 17241), (821, 15183), (1687, 7389), (2169, 5747), (2463, 5061)]