257032017

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89527}}^1$

素因数の和:89573

約数の個数: 24

約数和(自身を含む): 418991040

約数和(自身を除く): 161959023

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 319, 957, 2871, 89527, 268581, 805743, 984797, 2596283, 2954391, 7788849, 8863173, 23366547, 28559113, 85677339, 257032017]

約数ペア:

[(1, 257032017), (3, 85677339), (9, 28559113), (11, 23366547), (29, 8863173), (33, 7788849), (87, 2954391), (99, 2596283), (261, 984797), (319, 805743), (957, 268581), (2871, 89527)]