8722143

素因数分解:

$3^2\times {\mathrm{97}}^2\times {\mathrm{103}}^1$

素因数の和:303

約数の個数: 18

約数和(自身を含む): 12853464

約数和(自身を除く): 4131321

約数列:

[1, 3, 9, 97, 103, 291, 309, 873, 927, 9409, 9991, 28227, 29973, 84681, 89919, 969127, 2907381, 8722143]

約数ペア:

[(1, 8722143), (3, 2907381), (9, 969127), (97, 89919), (103, 84681), (291, 29973), (309, 28227), (873, 9991), (927, 9409)]