12087439

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6991}}^1$

素因数の和:7030

約数の個数: 16

約数和(自身を含む): 15662080

約数和(自身を除く): 3574641

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 6991, 48937, 90883, 132829, 636181, 929803, 1726777, 12087439]

約数ペア:

[(1, 12087439), (7, 1726777), (13, 929803), (19, 636181), (91, 132829), (133, 90883), (247, 48937), (1729, 6991)]