208532151

素因数分解:

$3^5\times {\mathrm{109}}^1\times {\mathrm{7873}}^1$

素因数の和:7997

約数の個数: 24

約数和(自身を含む): 315274960

約数和(自身を除く): 106742809

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 981, 2943, 7873, 8829, 23619, 26487, 70857, 212571, 637713, 858157, 1913139, 2574471, 7723413, 23170239, 69510717, 208532151]

約数ペア:

[(1, 208532151), (3, 69510717), (9, 23170239), (27, 7723413), (81, 2574471), (109, 1913139), (243, 858157), (327, 637713), (981, 212571), (2943, 70857), (7873, 26487), (8829, 23619)]