28520487

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{44633}}^1$

素因数の和:44710

約数の個数: 12

約数和(自身を含む): 41777424

約数和(自身を除く): 13256937

約数列:

[1, 3, 9, 71, 213, 639, 44633, 133899, 401697, 3168943, 9506829, 28520487]

約数ペア:

[(1, 28520487), (3, 9506829), (9, 3168943), (71, 401697), (213, 133899), (639, 44633)]