207993709

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{62819}}^1$

素因数の和:62880

約数の個数: 16

約数和(自身を含む): 265351680

約数和(自身を除く): 57357971

約数列:

[1, 7, 11, 43, 77, 301, 473, 3311, 62819, 439733, 691009, 2701217, 4837063, 18908519, 29713387, 207993709]

約数ペア:

[(1, 207993709), (7, 29713387), (11, 18908519), (43, 4837063), (77, 2701217), (301, 691009), (473, 439733), (3311, 62819)]