28271265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171341}}^1$

素因数の和:171360

約数の個数: 16

約数和(自身を含む): 49346496

約数和(自身を除く): 21075231

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171341, 514023, 856705, 1884751, 2570115, 5654253, 9423755, 28271265]

約数ペア:

[(1, 28271265), (3, 9423755), (5, 5654253), (11, 2570115), (15, 1884751), (33, 856705), (55, 514023), (165, 171341)]