12784245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1505

約数の個数: 32

約数和(自身を含む): 22241280

約数和(自身を除く): 9457035

約数列:

[1, 3, 5, 15, 19, 31, 57, 93, 95, 155, 285, 465, 589, 1447, 1767, 2945, 4341, 7235, 8835, 21705, 27493, 44857, 82479, 134571, 137465, 224285, 412395, 672855, 852283, 2556849, 4261415, 12784245]

約数ペア:

[(1, 12784245), (3, 4261415), (5, 2556849), (15, 852283), (19, 672855), (31, 412395), (57, 224285), (93, 137465), (95, 134571), (155, 82479), (285, 44857), (465, 27493), (589, 21705), (1447, 8835), (1767, 7235), (2945, 4341)]