207686549

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 260604000

約数和(自身を除く): 52917451

約数列:

[1, 7, 19, 49, 59, 133, 199, 361, 413, 931, 1121, 1393, 2527, 2891, 3781, 7847, 9751, 11741, 17689, 21299, 26467, 54929, 71839, 82187, 149093, 185269, 223079, 502873, 575309, 1043651, 1561553, 3520111, 4238501, 10930871, 29669507, 207686549]

約数ペア:

[(1, 207686549), (7, 29669507), (19, 10930871), (49, 4238501), (59, 3520111), (133, 1561553), (199, 1043651), (361, 575309), (413, 502873), (931, 223079), (1121, 185269), (1393, 149093), (2527, 82187), (2891, 71839), (3781, 54929), (7847, 26467), (9751, 21299), (11741, 17689)]