56573439

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{20431}}^1$

素因数の和:20518

約数の個数: 16

約数和(自身を含む): 82381824

約数和(自身を除く): 25808385

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 20431, 61293, 265603, 796809, 1450601, 4351803, 18857813, 56573439]

約数ペア:

[(1, 56573439), (3, 18857813), (13, 4351803), (39, 1450601), (71, 796809), (213, 265603), (923, 61293), (2769, 20431)]