28304265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{171541}}^1$

素因数の和:171560

約数の個数: 16

約数和(自身を含む): 49404096

約数和(自身を除く): 21099831

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 171541, 514623, 857705, 1886951, 2573115, 5660853, 9434755, 28304265]

約数ペア:

[(1, 28304265), (3, 9434755), (5, 5660853), (11, 2573115), (15, 1886951), (33, 857705), (55, 514623), (165, 171541)]