16648191

素因数分解:

$3^2\times 7^3\times {\mathrm{5393}}^1$

素因数の和:5420

約数の個数: 24

約数和(自身を含む): 28048800

約数和(自身を除く): 11400609

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5393, 16179, 37751, 48537, 113253, 264257, 339759, 792771, 1849799, 2378313, 5549397, 16648191]

約数ペア:

[(1, 16648191), (3, 5549397), (7, 2378313), (9, 1849799), (21, 792771), (49, 339759), (63, 264257), (147, 113253), (343, 48537), (441, 37751), (1029, 16179), (3087, 5393)]