5557005

素因数分解:

$3^4\times 5^1\times {\mathrm{13721}}^1$

素因数の和:13738

約数の個数: 20

約数和(自身を含む): 9962172

約数和(自身を除く): 4405167

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 13721, 41163, 68605, 123489, 205815, 370467, 617445, 1111401, 1852335, 5557005]

約数ペア:

[(1, 5557005), (3, 1852335), (5, 1111401), (9, 617445), (15, 370467), (27, 205815), (45, 123489), (81, 68605), (135, 41163), (405, 13721)]