6740721

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3389}}^1$

素因数の和:3425

約数の個数: 24

約数和(自身を含む): 11105640

約数和(自身を除く): 4364919

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 3389, 10167, 30501, 44057, 57613, 132171, 172839, 396513, 518517, 748969, 2246907, 6740721]

約数ペア:

[(1, 6740721), (3, 2246907), (9, 748969), (13, 518517), (17, 396513), (39, 172839), (51, 132171), (117, 57613), (153, 44057), (221, 30501), (663, 10167), (1989, 3389)]