285468209

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:777

約数の個数: 24

約数和(自身を含む): 322443072

約数和(自身を除く): 36974863

約数列:

[1, 13, 37, 71, 169, 481, 643, 923, 2627, 6253, 8359, 11999, 23791, 34151, 45653, 108667, 309283, 443963, 593489, 1689161, 4020679, 7715357, 21959093, 285468209]

約数ペア:

[(1, 285468209), (13, 21959093), (37, 7715357), (71, 4020679), (169, 1689161), (481, 593489), (643, 443963), (923, 309283), (2627, 108667), (6253, 45653), (8359, 34151), (11999, 23791)]