1285128412

素因数分解:

$2^2\times {\mathrm{433}}^1\times {\mathrm{741991}}^1$

素因数の和:742428

約数の個数: 12

約数和(自身を含む): 2254171696

約数和(自身を除く): 969043284

約数列:

[1, 2, 4, 433, 866, 1732, 741991, 1483982, 2967964, 321282103, 642564206, 1285128412]

約数ペア:

[(1, 1285128412), (2, 642564206), (4, 321282103), (433, 2967964), (866, 1483982), (1732, 741991)]