6399905

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 24

約数和(自身を含む): 8428992

約数和(自身を除く): 2029087

約数列:

[1, 5, 17, 43, 85, 103, 215, 289, 515, 731, 1445, 1751, 3655, 4429, 8755, 12427, 22145, 29767, 62135, 75293, 148835, 376465, 1279981, 6399905]

約数ペア:

[(1, 6399905), (5, 1279981), (17, 376465), (43, 148835), (85, 75293), (103, 62135), (215, 29767), (289, 22145), (515, 12427), (731, 8755), (1445, 4429), (1751, 3655)]