81859568

素因数分解:

$2^4\times 7^1\times {\mathrm{730889}}^1$

素因数の和:730904

約数の個数: 20

約数和(自身を含む): 181260720

約数和(自身を除く): 99401152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 730889, 1461778, 2923556, 5116223, 5847112, 10232446, 11694224, 20464892, 40929784, 81859568]

約数ペア:

[(1, 81859568), (2, 40929784), (4, 20464892), (7, 11694224), (8, 10232446), (14, 5847112), (16, 5116223), (28, 2923556), (56, 1461778), (112, 730889)]