205651485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{839}}^1$

素因数の和:1282

約数の個数: 48

約数和(自身を含む): 385257600

約数和(自身を除く): 179606115

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 419, 585, 839, 1257, 2095, 2517, 3771, 4195, 5447, 6285, 7551, 10907, 12585, 16341, 18855, 27235, 32721, 37755, 49023, 54535, 81705, 98163, 163605, 245115, 351541, 490815, 1054623, 1757705, 3163869, 4570033, 5273115, 13710099, 15819345, 22850165, 41130297, 68550495, 205651485]

約数ペア:

[(1, 205651485), (3, 68550495), (5, 41130297), (9, 22850165), (13, 15819345), (15, 13710099), (39, 5273115), (45, 4570033), (65, 3163869), (117, 1757705), (195, 1054623), (419, 490815), (585, 351541), (839, 245115), (1257, 163605), (2095, 98163), (2517, 81705), (3771, 54535), (4195, 49023), (5447, 37755), (6285, 32721), (7551, 27235), (10907, 18855), (12585, 16341)]