807755

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 1134672

約数和(自身を除く): 326917

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 289, 559, 731, 1105, 1445, 2795, 3655, 3757, 9503, 12427, 18785, 47515, 62135, 161551, 807755]

約数ペア:

[(1, 807755), (5, 161551), (13, 62135), (17, 47515), (43, 18785), (65, 12427), (85, 9503), (215, 3757), (221, 3655), (289, 2795), (559, 1445), (731, 1105)]