28062189

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{10789}}^1$

素因数の和:10829

約数の個数: 18

約数和(自身を含む): 43062890

約数和(自身を除く): 15000701

約数列:

[1, 3, 9, 17, 51, 153, 289, 867, 2601, 10789, 32367, 97101, 183413, 550239, 1650717, 3118021, 9354063, 28062189]

約数ペア:

[(1, 28062189), (3, 9354063), (9, 3118021), (17, 1650717), (51, 550239), (153, 183413), (289, 97101), (867, 32367), (2601, 10789)]