86990255

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{68767}}^1$

素因数の和:68806

約数の個数: 16

約数和(自身を含む): 118831104

約数和(自身を除く): 31840849

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 68767, 343835, 756437, 1581641, 3782185, 7908205, 17398051, 86990255]

約数ペア:

[(1, 86990255), (5, 17398051), (11, 7908205), (23, 3782185), (55, 1581641), (115, 756437), (253, 343835), (1265, 68767)]