81271353

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1\times {\mathrm{1543}}^1$

素因数の和:1824

約数の個数: 16

約数和(自身を含む): 110155136

約数和(自身を除く): 28883783

約数列:

[1, 3, 97, 181, 291, 543, 1543, 4629, 17557, 52671, 149671, 279283, 449013, 837849, 27090451, 81271353]

約数ペア:

[(1, 81271353), (3, 27090451), (97, 837849), (181, 449013), (291, 279283), (543, 149671), (1543, 52671), (4629, 17557)]