28239543

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{33739}}^1$

素因数の和:33779

約数の個数: 16

約数和(自身を含む): 43187200

約数和(自身を除く): 14947657

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 33739, 101217, 303651, 910953, 1045909, 3137727, 9413181, 28239543]

約数ペア:

[(1, 28239543), (3, 9413181), (9, 3137727), (27, 1045909), (31, 910953), (93, 303651), (279, 101217), (837, 33739)]