209541573

素因数分解:

$3^6\times {\mathrm{287437}}^1$

素因数の和:287455

約数の個数: 14

約数和(自身を含む): 314169734

約数和(自身を除く): 104628161

約数列:

[1, 3, 9, 27, 81, 243, 729, 287437, 862311, 2586933, 7760799, 23282397, 69847191, 209541573]

約数ペア:

[(1, 209541573), (3, 69847191), (9, 23282397), (27, 7760799), (81, 2586933), (243, 862311), (729, 287437)]