28038987

素因数分解:

$3^3\times {\mathrm{233}}^1\times {\mathrm{4457}}^1$

素因数の和:4699

約数の個数: 16

約数和(自身を含む): 41726880

約数和(自身を除く): 13687893

約数列:

[1, 3, 9, 27, 233, 699, 2097, 4457, 6291, 13371, 40113, 120339, 1038481, 3115443, 9346329, 28038987]

約数ペア:

[(1, 28038987), (3, 9346329), (9, 3115443), (27, 1038481), (233, 120339), (699, 40113), (2097, 13371), (4457, 6291)]