30782257

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:489

約数の個数: 24

約数和(自身を含む): 37311552

約数和(自身を除く): 6529295

約数列:

[1, 11, 17, 23, 187, 253, 289, 391, 421, 3179, 4301, 4631, 6647, 7157, 9683, 73117, 78727, 106513, 121669, 164611, 1338359, 1810721, 2798387, 30782257]

約数ペア:

[(1, 30782257), (11, 2798387), (17, 1810721), (23, 1338359), (187, 164611), (253, 121669), (289, 106513), (391, 78727), (421, 73117), (3179, 9683), (4301, 7157), (4631, 6647)]