28781337

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{1279}}^1$

素因数の和:1872

約数の個数: 16

約数和(自身を含む): 41431040

約数和(自身を除く): 12649703

約数列:

[1, 3, 13, 39, 577, 1279, 1731, 3837, 7501, 16627, 22503, 49881, 737983, 2213949, 9593779, 28781337]

約数ペア:

[(1, 28781337), (3, 9593779), (13, 2213949), (39, 737983), (577, 49881), (1279, 22503), (1731, 16627), (3837, 7501)]