208539507

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{574489}}^1$

素因数の和:574514

約数の個数: 12

約数和(自身を含む): 305628680

約数和(自身を除く): 97089173

約数列:

[1, 3, 11, 33, 121, 363, 574489, 1723467, 6319379, 18958137, 69513169, 208539507]

約数ペア:

[(1, 208539507), (3, 69513169), (11, 18958137), (33, 6319379), (121, 1723467), (363, 574489)]