9911889

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{9413}}^1$

素因数の和:9438

約数の個数: 20

約数和(自身を含む): 15947316

約数和(自身を除く): 6035427

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 9413, 28239, 84717, 122369, 254151, 367107, 762453, 1101321, 3303963, 9911889]

約数ペア:

[(1, 9911889), (3, 3303963), (9, 1101321), (13, 762453), (27, 367107), (39, 254151), (81, 122369), (117, 84717), (351, 28239), (1053, 9413)]