220186057

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20333}}^1$

素因数の和:20377

約数の個数: 24

約数和(自身を含む): 292077576

約数和(自身を除く): 71891519

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 10829, 20333, 142331, 264329, 345661, 996317, 1850303, 2419627, 4493593, 12952121, 16937389, 31455151, 220186057]

約数ペア:

[(1, 220186057), (7, 31455151), (13, 16937389), (17, 12952121), (49, 4493593), (91, 2419627), (119, 1850303), (221, 996317), (637, 345661), (833, 264329), (1547, 142331), (10829, 20333)]