2551653

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 24

約数和(自身を含む): 4025112

約数和(自身を除く): 1473459

約数列:

[1, 3, 9, 13, 39, 113, 117, 193, 339, 579, 1017, 1469, 1737, 2509, 4407, 7527, 13221, 21809, 22581, 65427, 196281, 283517, 850551, 2551653]

約数ペア:

[(1, 2551653), (3, 850551), (9, 283517), (13, 196281), (39, 65427), (113, 22581), (117, 21809), (193, 13221), (339, 7527), (579, 4407), (1017, 2509), (1469, 1737)]