2857707

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 4315680

約数和(自身を除く): 1457973

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 1997, 5991, 17973, 53919, 105841, 317523, 952569, 2857707]

約数ペア:

[(1, 2857707), (3, 952569), (9, 317523), (27, 105841), (53, 53919), (159, 17973), (477, 5991), (1431, 1997)]