28448901

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{27017}}^1$

素因数の和:27042

約数の個数: 20

約数和(自身を含む): 45768492

約数和(自身を除く): 17319591

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 27017, 81051, 243153, 351221, 729459, 1053663, 2188377, 3160989, 9482967, 28448901]

約数ペア:

[(1, 28448901), (3, 9482967), (9, 3160989), (13, 2188377), (27, 1053663), (39, 729459), (81, 351221), (117, 243153), (351, 81051), (1053, 27017)]