201557681

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1531}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 235499040

約数和(自身を除く): 33941359

約数列:

[1, 13, 19, 41, 169, 247, 533, 779, 1531, 3211, 6929, 10127, 19903, 29089, 62771, 131651, 258739, 378157, 816023, 1192649, 4916041, 10608299, 15504437, 201557681]

約数ペア:

[(1, 201557681), (13, 15504437), (19, 10608299), (41, 4916041), (169, 1192649), (247, 816023), (533, 378157), (779, 258739), (1531, 131651), (3211, 62771), (6929, 29089), (10127, 19903)]