28522971

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{8779}}^1$

素因数の和:8823

約数の個数: 18

約数和(自身を含む): 43487340

約数和(自身を除く): 14964369

約数列:

[1, 3, 9, 19, 57, 171, 361, 1083, 3249, 8779, 26337, 79011, 166801, 500403, 1501209, 3169219, 9507657, 28522971]

約数ペア:

[(1, 28522971), (3, 9507657), (9, 3169219), (19, 1501209), (57, 500403), (171, 166801), (361, 79011), (1083, 26337), (3249, 8779)]