25472727

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9403}}^1$

素因数の和:9459

約数の個数: 24

約数和(自身を含む): 43032704

約数和(自身を除く): 17559977

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 9403, 28209, 65821, 84627, 197463, 404329, 592389, 1212987, 2830303, 3638961, 8490909, 25472727]

約数ペア:

[(1, 25472727), (3, 8490909), (7, 3638961), (9, 2830303), (21, 1212987), (43, 592389), (63, 404329), (129, 197463), (301, 84627), (387, 65821), (903, 28209), (2709, 9403)]