172057138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{2011}}^1\times {\mathrm{3889}}^1$

素因数の和:5913

約数の個数: 16

約数和(自身を含む): 281760480

約数和(自身を除く): 109703342

約数列:

[1, 2, 11, 22, 2011, 3889, 4022, 7778, 22121, 42779, 44242, 85558, 7820779, 15641558, 86028569, 172057138]

約数ペア:

[(1, 172057138), (2, 86028569), (11, 15641558), (22, 7820779), (2011, 85558), (3889, 44242), (4022, 42779), (7778, 22121)]