2003661

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:601

約数の個数: 24

約数和(自身を含む): 3248544

約数和(自身を除く): 1244883

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 547, 1221, 1641, 3663, 4923, 6017, 18051, 20239, 54153, 60717, 182151, 222629, 667887, 2003661]

約数ペア:

[(1, 2003661), (3, 667887), (9, 222629), (11, 182151), (33, 60717), (37, 54153), (99, 20239), (111, 18051), (333, 6017), (407, 4923), (547, 3663), (1221, 1641)]