15641087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2861}}^1$

素因数の和:2950

約数の個数: 16

約数和(自身を含む): 19782144

約数和(自身を除く): 4141057

約数列:

[1, 7, 11, 71, 77, 497, 781, 2861, 5467, 20027, 31471, 203131, 220297, 1421917, 2234441, 15641087]

約数ペア:

[(1, 15641087), (7, 2234441), (11, 1421917), (71, 220297), (77, 203131), (497, 31471), (781, 20027), (2861, 5467)]