289605455

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{6911}}^1$

素因数の和:6979

約数の個数: 24

約数和(自身を含む): 381957120

約数和(自身を除く): 92351665

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 1445, 2465, 6911, 8381, 34555, 41905, 117487, 200419, 587435, 1002095, 1997279, 3407123, 9986395, 17035615, 57921091, 289605455]

約数ペア:

[(1, 289605455), (5, 57921091), (17, 17035615), (29, 9986395), (85, 3407123), (145, 1997279), (289, 1002095), (493, 587435), (1445, 200419), (2465, 117487), (6911, 41905), (8381, 34555)]