81495755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{11311}}^1$

素因数の和:11458

約数の個数: 16

約数和(自身を含む): 107509248

約数和(自身を除く): 26013493

約数列:

[1, 5, 11, 55, 131, 655, 1441, 7205, 11311, 56555, 124421, 622105, 1481741, 7408705, 16299151, 81495755]

約数ペア:

[(1, 81495755), (5, 16299151), (11, 7408705), (55, 1481741), (131, 622105), (655, 124421), (1441, 56555), (7205, 11311)]