2047102981

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{648433}}^1$

素因数の和:648492

約数の個数: 16

約数和(自身を含む): 2614485888

約数和(自身を除く): 567382907

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 648433, 4539031, 7132763, 26585753, 49929341, 186100271, 292443283, 2047102981]

約数ペア:

[(1, 2047102981), (7, 292443283), (11, 186100271), (41, 49929341), (77, 26585753), (287, 7132763), (451, 4539031), (3157, 648433)]