12180707

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 24

約数和(自身を含む): 15589728

約数和(自身を除く): 3409021

約数列:

[1, 7, 11, 73, 77, 121, 197, 511, 803, 847, 1379, 2167, 5621, 8833, 14381, 15169, 23837, 61831, 100667, 158191, 166859, 1107337, 1740101, 12180707]

約数ペア:

[(1, 12180707), (7, 1740101), (11, 1107337), (73, 166859), (77, 158191), (121, 100667), (197, 61831), (511, 23837), (803, 15169), (847, 14381), (1379, 8833), (2167, 5621)]