209898243

素因数分解:

$3^3\times {\mathrm{743}}^1\times {\mathrm{10463}}^1$

素因数の和:11215

約数の個数: 16

約数和(自身を含む): 311408640

約数和(自身を除く): 101510397

約数列:

[1, 3, 9, 27, 743, 2229, 6687, 10463, 20061, 31389, 94167, 282501, 7774009, 23322027, 69966081, 209898243]

約数ペア:

[(1, 209898243), (3, 69966081), (9, 23322027), (27, 7774009), (743, 282501), (2229, 94167), (6687, 31389), (10463, 20061)]