28231605

素因数分解:

$3^3\times 5^1\times {\mathrm{209123}}^1$

素因数の和:209137

約数の個数: 16

約数和(自身を含む): 50189760

約数和(自身を除く): 21958155

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 209123, 627369, 1045615, 1882107, 3136845, 5646321, 9410535, 28231605]

約数ペア:

[(1, 28231605), (3, 9410535), (5, 5646321), (9, 3136845), (15, 1882107), (27, 1045615), (45, 627369), (135, 209123)]