12880355

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{757}}^1$

素因数の和:886

約数の個数: 16

約数和(自身を含む): 16045344

約数和(自身を除く): 3164989

約数列:

[1, 5, 41, 83, 205, 415, 757, 3403, 3785, 17015, 31037, 62831, 155185, 314155, 2576071, 12880355]

約数ペア:

[(1, 12880355), (5, 2576071), (41, 314155), (83, 155185), (205, 62831), (415, 31037), (757, 17015), (3403, 3785)]