12661467

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2483

約数の個数: 32

約数和(自身を含む): 21880320

約数和(自身を除く): 9218853

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 2441, 5187, 7323, 17087, 31733, 46379, 51261, 95199, 139137, 222131, 324653, 602927, 666393, 973959, 1808781, 4220489, 12661467]

約数ペア:

[(1, 12661467), (3, 4220489), (7, 1808781), (13, 973959), (19, 666393), (21, 602927), (39, 324653), (57, 222131), (91, 139137), (133, 95199), (247, 51261), (273, 46379), (399, 31733), (741, 17087), (1729, 7323), (2441, 5187)]