28451205

素因数分解:

$3^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1123}}^1$

素因数の和:1697

約数の個数: 24

約数和(自身を含む): 49447008

約数和(自身を除く): 20995803

約数列:

[1, 3, 5, 9, 15, 45, 563, 1123, 1689, 2815, 3369, 5067, 5615, 8445, 10107, 16845, 25335, 50535, 632249, 1896747, 3161245, 5690241, 9483735, 28451205]

約数ペア:

[(1, 28451205), (3, 9483735), (5, 5690241), (9, 3161245), (15, 1896747), (45, 632249), (563, 50535), (1123, 25335), (1689, 16845), (2815, 10107), (3369, 8445), (5067, 5615)]