27428554

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1\times {\mathrm{691}}^1$

素因数の和:1005

約数の個数: 16

約数和(自身を含む): 41852160

約数和(自身を除く): 14423606

約数列:

[1, 2, 89, 178, 223, 446, 691, 1382, 19847, 39694, 61499, 122998, 154093, 308186, 13714277, 27428554]

約数ペア:

[(1, 27428554), (2, 13714277), (89, 308186), (178, 154093), (223, 122998), (446, 61499), (691, 39694), (1382, 19847)]