2040291

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 3307824

約数和(自身を除く): 1267533

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 557, 1221, 1671, 3663, 5013, 6127, 18381, 20609, 55143, 61827, 185481, 226699, 680097, 2040291]

約数ペア:

[(1, 2040291), (3, 680097), (9, 226699), (11, 185481), (33, 61827), (37, 55143), (99, 20609), (111, 18381), (333, 6127), (407, 5013), (557, 3663), (1221, 1671)]