2104543945

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{561961}}^1$

素因数の和:562080

約数の個数: 16

約数和(自身を含む): 2913211008

約数和(自身を除く): 808667063

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 561961, 2809805, 3933727, 19668635, 60129827, 300649135, 420908789, 2104543945]

約数ペア:

[(1, 2104543945), (5, 420908789), (7, 300649135), (35, 60129827), (107, 19668635), (535, 3933727), (749, 2809805), (3745, 561961)]