2109307775

素因数分解:

$5^2\times {\mathrm{4759}}^1\times {\mathrm{17729}}^1$

素因数の和:22498

約数の個数: 12

約数和(自身を含む): 2616238800

約数和(自身を除く): 506931025

約数列:

[1, 5, 25, 4759, 17729, 23795, 88645, 118975, 443225, 84372311, 421861555, 2109307775]

約数ペア:

[(1, 2109307775), (5, 421861555), (25, 84372311), (4759, 443225), (17729, 118975), (23795, 88645)]