12781629

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8821}}^1$

素因数の和:8857

約数の個数: 24

約数和(自身を含む): 22019712

約数和(自身を除く): 9238083

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 8821, 26463, 61747, 79389, 185241, 202883, 555723, 608649, 1420181, 1825947, 4260543, 12781629]

約数ペア:

[(1, 12781629), (3, 4260543), (7, 1825947), (9, 1420181), (21, 608649), (23, 555723), (63, 202883), (69, 185241), (161, 79389), (207, 61747), (483, 26463), (1449, 8821)]