28267395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{144961}}^1$

素因数の和:144982

約数の個数: 16

約数和(自身を含む): 48707232

約数和(自身を除く): 20439837

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 144961, 434883, 724805, 1884493, 2174415, 5653479, 9422465, 28267395]

約数ペア:

[(1, 28267395), (3, 9422465), (5, 5653479), (13, 2174415), (15, 1884493), (39, 724805), (65, 434883), (195, 144961)]