1728352015

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{28019}}^1$

素因数の和:28123

約数の個数: 24

約数和(自身を含む): 2276681040

約数和(自身を除く): 548329025

約数列:

[1, 5, 13, 65, 73, 169, 365, 845, 949, 4745, 12337, 28019, 61685, 140095, 364247, 1821235, 2045387, 4735211, 10226935, 23676055, 26590031, 132950155, 345670403, 1728352015]

約数ペア:

[(1, 1728352015), (5, 345670403), (13, 132950155), (65, 26590031), (73, 23676055), (169, 10226935), (365, 4735211), (845, 2045387), (949, 1821235), (4745, 364247), (12337, 140095), (28019, 61685)]