8460475

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{1171}}^1$

素因数の和:1215

約数の個数: 18

約数和(自身を含む): 11153924

約数和(自身を除く): 2693449

約数列:

[1, 5, 17, 25, 85, 289, 425, 1171, 1445, 5855, 7225, 19907, 29275, 99535, 338419, 497675, 1692095, 8460475]

約数ペア:

[(1, 8460475), (5, 1692095), (17, 497675), (25, 338419), (85, 99535), (289, 29275), (425, 19907), (1171, 7225), (1445, 5855)]