2989112015

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{305479}}^1$

素因数の和:305606

約数の個数: 16

約数和(自身を含む): 3812390400

約数和(自身を除く): 823278385

約数列:

[1, 5, 19, 95, 103, 515, 1957, 9785, 305479, 1527395, 5804101, 29020505, 31464337, 157321685, 597822403, 2989112015]

約数ペア:

[(1, 2989112015), (5, 597822403), (19, 157321685), (95, 31464337), (103, 29020505), (515, 5804101), (1957, 1527395), (9785, 305479)]