12280155

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 20444160

約数和(自身を除く): 8164005

約数列:

[1, 3, 5, 15, 43, 79, 129, 215, 237, 241, 395, 645, 723, 1185, 1205, 3397, 3615, 10191, 10363, 16985, 19039, 31089, 50955, 51815, 57117, 95195, 155445, 285585, 818677, 2456031, 4093385, 12280155]

約数ペア:

[(1, 12280155), (3, 4093385), (5, 2456031), (15, 818677), (43, 285585), (79, 155445), (129, 95195), (215, 57117), (237, 51815), (241, 50955), (395, 31089), (645, 19039), (723, 16985), (1185, 10363), (1205, 10191), (3397, 3615)]