49142721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{12143}}^1$

素因数の和:12236

約数の個数: 16

約数和(自身を含む): 69949440

約数和(自身を除く): 20806719

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 12143, 36429, 230717, 692151, 862153, 2586459, 16380907, 49142721]

約数ペア:

[(1, 49142721), (3, 16380907), (19, 2586459), (57, 862153), (71, 692151), (213, 230717), (1349, 36429), (4047, 12143)]