67988557

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{25763}}^1$

素因数の和:25812

約数の個数: 16

約数和(自身を含む): 86567040

約数和(自身を除く): 18578483

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 25763, 180341, 334919, 747127, 2344433, 5229889, 9712651, 67988557]

約数ペア:

[(1, 67988557), (7, 9712651), (13, 5229889), (29, 2344433), (91, 747127), (203, 334919), (377, 180341), (2639, 25763)]