7906493

素因数分解:

$7^4\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 20

約数和(自身を含む): 9579420

約数和(自身を除く): 1672927

約数列:

[1, 7, 37, 49, 89, 259, 343, 623, 1813, 2401, 3293, 4361, 12691, 23051, 30527, 88837, 161357, 213689, 1129499, 7906493]

約数ペア:

[(1, 7906493), (7, 1129499), (37, 213689), (49, 161357), (89, 88837), (259, 30527), (343, 23051), (623, 12691), (1813, 4361), (2401, 3293)]