11991811

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 13444704

約数和(自身を除く): 1452893

約数列:

[1, 13, 37, 107, 233, 481, 1391, 3029, 3959, 8621, 24931, 51467, 112073, 324103, 922447, 11991811]

約数ペア:

[(1, 11991811), (13, 922447), (37, 324103), (107, 112073), (233, 51467), (481, 24931), (1391, 8621), (3029, 3959)]