208527081

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{7963}}^1$

素因数の和:8045

約数の個数: 32

約数和(自身を含む): 336399360

約数和(自身を除く): 127872279

約数列:

[1, 3, 7, 21, 29, 43, 87, 129, 203, 301, 609, 903, 1247, 3741, 7963, 8729, 23889, 26187, 55741, 167223, 230927, 342409, 692781, 1027227, 1616489, 2396863, 4849467, 7190589, 9929861, 29789583, 69509027, 208527081]

約数ペア:

[(1, 208527081), (3, 69509027), (7, 29789583), (21, 9929861), (29, 7190589), (43, 4849467), (87, 2396863), (129, 1616489), (203, 1027227), (301, 692781), (609, 342409), (903, 230927), (1247, 167223), (3741, 55741), (7963, 26187), (8729, 23889)]