28503915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{172751}}^1$

素因数の和:172770

約数の個数: 16

約数和(自身を含む): 49752576

約数和(自身を除く): 21248661

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 172751, 518253, 863755, 1900261, 2591265, 5700783, 9501305, 28503915]

約数ペア:

[(1, 28503915), (3, 9501305), (5, 5700783), (11, 2591265), (15, 1900261), (33, 863755), (55, 518253), (165, 172751)]