7121709

素因数分解:

$3^3\times 7^3\times {\mathrm{769}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 12320000

約数和(自身を除く): 5198291

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 769, 1029, 1323, 2307, 3087, 5383, 6921, 9261, 16149, 20763, 37681, 48447, 113043, 145341, 263767, 339129, 791301, 1017387, 2373903, 7121709]

約数ペア:

[(1, 7121709), (3, 2373903), (7, 1017387), (9, 791301), (21, 339129), (27, 263767), (49, 145341), (63, 113043), (147, 48447), (189, 37681), (343, 20763), (441, 16149), (769, 9261), (1029, 6921), (1323, 5383), (2307, 3087)]