28578609

素因数分解:

$3^3\times {\mathrm{251}}^1\times {\mathrm{4217}}^1$

素因数の和:4477

約数の個数: 16

約数和(自身を含む): 42517440

約数和(自身を除く): 13938831

約数列:

[1, 3, 9, 27, 251, 753, 2259, 4217, 6777, 12651, 37953, 113859, 1058467, 3175401, 9526203, 28578609]

約数ペア:

[(1, 28578609), (3, 9526203), (9, 3175401), (27, 1058467), (251, 113859), (753, 37953), (2259, 12651), (4217, 6777)]