2005405911

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{894871}}^1$

素因数の和:894963

約数の個数: 16

約数和(自身を含む): 3006769920

約数和(自身を除く): 1001364009

約数列:

[1, 3, 9, 27, 83, 249, 747, 2241, 894871, 2684613, 8053839, 24161517, 74274293, 222822879, 668468637, 2005405911]

約数ペア:

[(1, 2005405911), (3, 668468637), (9, 222822879), (27, 74274293), (83, 24161517), (249, 8053839), (747, 2684613), (2241, 894871)]