1640128897

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{5237}}^1$

素因数の和:5720

約数の個数: 16

約数和(自身を含む): 1819304064

約数和(自身を除く): 179175167

約数列:

[1, 11, 71, 401, 781, 4411, 5237, 28471, 57607, 313181, 371827, 2100037, 4090097, 23100407, 149102627, 1640128897]

約数ペア:

[(1, 1640128897), (11, 149102627), (71, 23100407), (401, 4090097), (781, 2100037), (4411, 371827), (5237, 313181), (28471, 57607)]