1661187

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:794

約数の個数: 16

約数和(自身を含む): 2453760

約数和(自身を除く): 792573

約数列:

[1, 3, 11, 33, 71, 213, 709, 781, 2127, 2343, 7799, 23397, 50339, 151017, 553729, 1661187]

約数ペア:

[(1, 1661187), (3, 553729), (11, 151017), (33, 50339), (71, 23397), (213, 7799), (709, 2343), (781, 2127)]