12813867

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1823}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 20487168

約数和(自身を除く): 7673301

約数列:

[1, 3, 9, 11, 33, 71, 99, 213, 639, 781, 1823, 2343, 5469, 7029, 16407, 20053, 60159, 129433, 180477, 388299, 1164897, 1423763, 4271289, 12813867]

約数ペア:

[(1, 12813867), (3, 4271289), (9, 1423763), (11, 1164897), (33, 388299), (71, 180477), (99, 129433), (213, 60159), (639, 20053), (781, 16407), (1823, 7029), (2343, 5469)]