858704404

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{21397}}^1$

素因数の和:21607

約数の個数: 24

約数和(自身を含む): 1533808640

約数和(自身を除く): 675104236

約数列:

[1, 2, 4, 79, 127, 158, 254, 316, 508, 10033, 20066, 21397, 40132, 42794, 85588, 1690363, 2717419, 3380726, 5434838, 6761452, 10869676, 214676101, 429352202, 858704404]

約数ペア:

[(1, 858704404), (2, 429352202), (4, 214676101), (79, 10869676), (127, 6761452), (158, 5434838), (254, 3380726), (316, 2717419), (508, 1690363), (10033, 85588), (20066, 42794), (21397, 40132)]