2222661

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2060

約数の個数: 16

約数和(自身を含む): 3452544

約数和(自身を除く): 1229883

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1997, 5991, 13979, 41937, 105841, 317523, 740887, 2222661]

約数ペア:

[(1, 2222661), (3, 740887), (7, 317523), (21, 105841), (53, 41937), (159, 13979), (371, 5991), (1113, 1997)]