208022121

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{248533}}^1$

素因数の和:248573

約数の個数: 16

約数和(自身を含む): 318123520

約数和(自身を除く): 110101399

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 248533, 745599, 2236797, 6710391, 7704523, 23113569, 69340707, 208022121]

約数ペア:

[(1, 208022121), (3, 69340707), (9, 23113569), (27, 7704523), (31, 6710391), (93, 2236797), (279, 745599), (837, 248533)]