1286264

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 2795520

約数和(自身を除く): 1509256

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 223, 412, 446, 721, 824, 892, 1442, 1561, 1784, 2884, 3122, 5768, 6244, 12488, 22969, 45938, 91876, 160783, 183752, 321566, 643132, 1286264]

約数ペア:

[(1, 1286264), (2, 643132), (4, 321566), (7, 183752), (8, 160783), (14, 91876), (28, 45938), (56, 22969), (103, 12488), (206, 6244), (223, 5768), (412, 3122), (446, 2884), (721, 1784), (824, 1561), (892, 1442)]