31830939

素因数分解:

$3^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:920

約数の個数: 36

約数和(自身を含む): 54152280

約数和(自身を除く): 22321341

約数列:

[1, 3, 7, 9, 21, 49, 63, 89, 147, 267, 441, 623, 801, 811, 1869, 2433, 4361, 5607, 5677, 7299, 13083, 17031, 39249, 39739, 51093, 72179, 119217, 216537, 357651, 505253, 649611, 1515759, 3536771, 4547277, 10610313, 31830939]

約数ペア:

[(1, 31830939), (3, 10610313), (7, 4547277), (9, 3536771), (21, 1515759), (49, 649611), (63, 505253), (89, 357651), (147, 216537), (267, 119217), (441, 72179), (623, 51093), (801, 39739), (811, 39249), (1869, 17031), (2433, 13083), (4361, 7299), (5607, 5677)]