180978889

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{8999}}^1$

素因数の和:9049

約数の個数: 24

約数和(自身を含む): 237168000

約数和(自身を除く): 56189111

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 8999, 20111, 62993, 116987, 152983, 818909, 1070881, 1520831, 1988779, 10645817, 13921453, 25854127, 180978889]

約数ペア:

[(1, 180978889), (7, 25854127), (13, 13921453), (17, 10645817), (91, 1988779), (119, 1520831), (169, 1070881), (221, 818909), (1183, 152983), (1547, 116987), (2873, 62993), (8999, 20111)]