13427425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 18338112

約数和(自身を除く): 4910687

約数列:

[1, 5, 11, 25, 55, 157, 275, 311, 785, 1555, 1727, 3421, 3925, 7775, 8635, 17105, 43175, 48827, 85525, 244135, 537097, 1220675, 2685485, 13427425]

約数ペア:

[(1, 13427425), (5, 2685485), (11, 1220675), (25, 537097), (55, 244135), (157, 85525), (275, 48827), (311, 43175), (785, 17105), (1555, 8635), (1727, 7775), (3421, 3925)]