43931889

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{7639}}^1$

素因数の和:7722

約数の個数: 20

約数和(自身を含む): 66559680

約数和(自身を除く): 22627791

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 7639, 22917, 68751, 206253, 542369, 618759, 1627107, 4881321, 14643963, 43931889]

約数ペア:

[(1, 43931889), (3, 14643963), (9, 4881321), (27, 1627107), (71, 618759), (81, 542369), (213, 206253), (639, 68751), (1917, 22917), (5751, 7639)]