140991489

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{307171}}^1$

素因数の和:307197

約数の個数: 16

約数和(自身を含む): 221163840

約数和(自身を除く): 80172351

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 307171, 921513, 2764539, 5221907, 8293617, 15665721, 46997163, 140991489]

約数ペア:

[(1, 140991489), (3, 46997163), (9, 15665721), (17, 8293617), (27, 5221907), (51, 2764539), (153, 921513), (459, 307171)]