28705886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{56731}}^1$

素因数の和:56767

約数の個数: 16

約数和(自身を含む): 49016448

約数和(自身を除く): 20310562

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 56731, 113462, 624041, 1248082, 1304813, 2609626, 14352943, 28705886]

約数ペア:

[(1, 28705886), (2, 14352943), (11, 2609626), (22, 1304813), (23, 1248082), (46, 624041), (253, 113462), (506, 56731)]