28540707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1667}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 41099520

約数和(自身を除く): 12558813

約数列:

[1, 3, 13, 39, 439, 1317, 1667, 5001, 5707, 17121, 21671, 65013, 731813, 2195439, 9513569, 28540707]

約数ペア:

[(1, 28540707), (3, 9513569), (13, 2195439), (39, 731813), (439, 65013), (1317, 21671), (1667, 17121), (5001, 5707)]