28419738

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{66713}}^1$

素因数の和:66789

約数の個数: 16

約数和(自身を含む): 57640896

約数和(自身を除く): 29221158

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 66713, 133426, 200139, 400278, 4736623, 9473246, 14209869, 28419738]

約数ペア:

[(1, 28419738), (2, 14209869), (3, 9473246), (6, 4736623), (71, 400278), (142, 200139), (213, 133426), (426, 66713)]