128373505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15551}}^1$

素因数の和:15696

約数の個数: 16

約数和(自身を含む): 167215104

約数和(自身を除く): 38841599

約数列:

[1, 5, 13, 65, 127, 635, 1651, 8255, 15551, 77755, 202163, 1010815, 1974977, 9874885, 25674701, 128373505]

約数ペア:

[(1, 128373505), (5, 25674701), (13, 9874885), (65, 1974977), (127, 1010815), (635, 202163), (1651, 77755), (8255, 15551)]