985815

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 1800240

約数和(自身を除く): 814425

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1153, 3459, 5765, 10377, 17295, 21907, 51885, 65721, 109535, 197163, 328605, 985815]

約数ペア:

[(1, 985815), (3, 328605), (5, 197163), (9, 109535), (15, 65721), (19, 51885), (45, 21907), (57, 17295), (95, 10377), (171, 5765), (285, 3459), (855, 1153)]