28878903

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{3701}}^1$

素因数の和:3744

約数の個数: 24

約数和(自身を含む): 45460560

約数和(自身を除く): 16581657

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 3701, 7803, 11103, 33309, 62917, 99927, 188751, 566253, 1069589, 1698759, 3208767, 9626301, 28878903]

約数ペア:

[(1, 28878903), (3, 9626301), (9, 3208767), (17, 1698759), (27, 1069589), (51, 566253), (153, 188751), (289, 99927), (459, 62917), (867, 33309), (2601, 11103), (3701, 7803)]