128877905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{2683}}^1$

素因数の和:3440

約数の個数: 16

約数和(自身を含む): 166837440

約数和(自身を除く): 37959535

約数列:

[1, 5, 13, 65, 739, 2683, 3695, 9607, 13415, 34879, 48035, 174395, 1982737, 9913685, 25775581, 128877905]

約数ペア:

[(1, 128877905), (5, 25775581), (13, 9913685), (65, 1982737), (739, 174395), (2683, 48035), (3695, 34879), (9607, 13415)]