123632929

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 149568000

約数和(自身を除く): 25935071

約数列:

[1, 7, 31, 49, 199, 217, 409, 1393, 1519, 2863, 6169, 9751, 12679, 20041, 43183, 81391, 88753, 302281, 569737, 621271, 2523121, 3988159, 17661847, 123632929]

約数ペア:

[(1, 123632929), (7, 17661847), (31, 3988159), (49, 2523121), (199, 621271), (217, 569737), (409, 302281), (1393, 88753), (1519, 81391), (2863, 43183), (6169, 20041), (9751, 12679)]