12946945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 18320256

約数和(自身を除く): 5373311

約数列:

[1, 5, 11, 17, 55, 61, 85, 187, 227, 305, 671, 935, 1037, 1135, 2497, 3355, 3859, 5185, 11407, 12485, 13847, 19295, 42449, 57035, 69235, 152317, 212245, 235399, 761585, 1176995, 2589389, 12946945]

約数ペア:

[(1, 12946945), (5, 2589389), (11, 1176995), (17, 761585), (55, 235399), (61, 212245), (85, 152317), (187, 69235), (227, 57035), (305, 42449), (671, 19295), (935, 13847), (1037, 12485), (1135, 11407), (2497, 5185), (3355, 3859)]