68351543

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:723

約数の個数: 24

約数和(自身を含む): 80610768

約数和(自身を除く): 12259225

約数列:

[1, 13, 17, 37, 169, 221, 481, 629, 643, 2873, 6253, 8177, 8359, 10931, 23791, 106301, 108667, 142103, 309283, 404447, 1847339, 4020679, 5257811, 68351543]

約数ペア:

[(1, 68351543), (13, 5257811), (17, 4020679), (37, 1847339), (169, 404447), (221, 309283), (481, 142103), (629, 108667), (643, 106301), (2873, 23791), (6253, 10931), (8177, 8359)]