31581147

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{1321}}^1$

素因数の和:1950

約数の個数: 16

約数和(自身を含む): 45455648

約数和(自身を除く): 13874501

約数列:

[1, 3, 13, 39, 613, 1321, 1839, 3963, 7969, 17173, 23907, 51519, 809773, 2429319, 10527049, 31581147]

約数ペア:

[(1, 31581147), (3, 10527049), (13, 2429319), (39, 809773), (613, 51519), (1321, 23907), (1839, 17173), (3963, 7969)]