87791691

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{42473}}^1$

素因数の和:42542

約数の個数: 16

約数和(自身を含む): 128441376

約数和(自身を除く): 40649685

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 42473, 127419, 552149, 1656447, 2251069, 6753207, 29263897, 87791691]

約数ペア:

[(1, 87791691), (3, 29263897), (13, 6753207), (39, 2251069), (53, 1656447), (159, 552149), (689, 127419), (2067, 42473)]