2040390723

素因数分解:

$3^1\times 7^3\times {\mathrm{1982887}}^1$

素因数の和:1982911

約数の個数: 16

約数和(自身を含む): 3172620800

約数和(自身を除く): 1132230077

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1982887, 5948661, 13880209, 41640627, 97161463, 291484389, 680130241, 2040390723]

約数ペア:

[(1, 2040390723), (3, 680130241), (7, 291484389), (21, 97161463), (49, 41640627), (147, 13880209), (343, 5948661), (1029, 1982887)]