13807825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{613}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 18501048

約数和(自身を除く): 4693223

約数列:

[1, 5, 17, 25, 53, 85, 265, 425, 613, 901, 1325, 3065, 4505, 10421, 15325, 22525, 32489, 52105, 162445, 260525, 552313, 812225, 2761565, 13807825]

約数ペア:

[(1, 13807825), (5, 2761565), (17, 812225), (25, 552313), (53, 260525), (85, 162445), (265, 52105), (425, 32489), (613, 22525), (901, 15325), (1325, 10421), (3065, 4505)]