2665221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1847}}^1$

素因数の和:1900

約数の個数: 16

約数和(自身を含む): 3932544

約数和(自身を除く): 1267323

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 1847, 5541, 24011, 68339, 72033, 205017, 888407, 2665221]

約数ペア:

[(1, 2665221), (3, 888407), (13, 205017), (37, 72033), (39, 68339), (111, 24011), (481, 5541), (1443, 1847)]