28506519

素因数分解:

$3^3\times {\mathrm{503}}^1\times {\mathrm{2099}}^1$

素因数の和:2611

約数の個数: 16

約数和(自身を含む): 42336000

約数和(自身を除く): 13829481

約数列:

[1, 3, 9, 27, 503, 1509, 2099, 4527, 6297, 13581, 18891, 56673, 1055797, 3167391, 9502173, 28506519]

約数ペア:

[(1, 28506519), (3, 9502173), (9, 3167391), (27, 1055797), (503, 56673), (1509, 18891), (2099, 13581), (4527, 6297)]