290411073

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{686551}}^1$

素因数の和:686604

約数の個数: 12

約数和(自身を含む): 428408448

約数和(自身を除く): 137997375

約数列:

[1, 3, 9, 47, 141, 423, 686551, 2059653, 6178959, 32267897, 96803691, 290411073]

約数ペア:

[(1, 290411073), (3, 96803691), (9, 32267897), (47, 6178959), (141, 2059653), (423, 686551)]