201561605

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19927}}^1$

素因数の和:19973

約数の個数: 24

約数和(自身を含む): 293659008

約数和(自身を除く): 92097403

約数列:

[1, 5, 7, 17, 35, 85, 119, 289, 595, 1445, 2023, 10115, 19927, 99635, 139489, 338759, 697445, 1693795, 2371313, 5758903, 11856565, 28794515, 40312321, 201561605]

約数ペア:

[(1, 201561605), (5, 40312321), (7, 28794515), (17, 11856565), (35, 5758903), (85, 2371313), (119, 1693795), (289, 697445), (595, 338759), (1445, 139489), (2023, 99635), (10115, 19927)]