202128479

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1091}}^1$

素因数の和:1323

約数の個数: 24

約数和(自身を含む): 248976000

約数和(自身を除く): 46847521

約数列:

[1, 7, 19, 49, 133, 199, 931, 1091, 1393, 3781, 7637, 9751, 20729, 26467, 53459, 145103, 185269, 217109, 1015721, 1519763, 4125071, 10638341, 28875497, 202128479]

約数ペア:

[(1, 202128479), (7, 28875497), (19, 10638341), (49, 4125071), (133, 1519763), (199, 1015721), (931, 217109), (1091, 185269), (1393, 145103), (3781, 53459), (7637, 26467), (9751, 20729)]