69939779

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2129}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 90891360

約数和(自身を除く): 20951581

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 1729, 2129, 2527, 4693, 14903, 27677, 32851, 40451, 193739, 283157, 525863, 768569, 3681041, 5379983, 9991397, 69939779]

約数ペア:

[(1, 69939779), (7, 9991397), (13, 5379983), (19, 3681041), (91, 768569), (133, 525863), (247, 283157), (361, 193739), (1729, 40451), (2129, 32851), (2527, 27677), (4693, 14903)]