13257466781

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{34757}}^1$

素因数の和:34881

約数の個数: 24

約数和(自身を含む): 14985842184

約数和(自身を除く): 1728375403

約数列:

[1, 13, 37, 61, 169, 481, 793, 2257, 6253, 10309, 29341, 34757, 381433, 451841, 1286009, 2120177, 5873933, 16718117, 27562301, 78446549, 217335521, 358309913, 1019805137, 13257466781]

約数ペア:

[(1, 13257466781), (13, 1019805137), (37, 358309913), (61, 217335521), (169, 78446549), (481, 27562301), (793, 16718117), (2257, 5873933), (6253, 2120177), (10309, 1286009), (29341, 451841), (34757, 381433)]