13888881

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{30259}}^1$

素因数の和:30285

約数の個数: 16

約数和(自身を含む): 21787200

約数和(自身を除く): 7898319

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 30259, 90777, 272331, 514403, 816993, 1543209, 4629627, 13888881]

約数ペア:

[(1, 13888881), (3, 4629627), (9, 1543209), (17, 816993), (27, 514403), (51, 272331), (153, 90777), (459, 30259)]