287215071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{6257}}^1$

素因数の和:6391

約数の個数: 32

約数和(自身を含む): 454180608

約数和(自身を除く): 166965537

約数列:

[1, 3, 11, 13, 33, 39, 107, 143, 321, 429, 1177, 1391, 3531, 4173, 6257, 15301, 18771, 45903, 68827, 81341, 206481, 244023, 669499, 894751, 2008497, 2684253, 7364489, 8703487, 22093467, 26110461, 95738357, 287215071]

約数ペア:

[(1, 287215071), (3, 95738357), (11, 26110461), (13, 22093467), (33, 8703487), (39, 7364489), (107, 2684253), (143, 2008497), (321, 894751), (429, 669499), (1177, 244023), (1391, 206481), (3531, 81341), (4173, 68827), (6257, 45903), (15301, 18771)]