81412688

素因数分解:

$2^4\times 7^1\times {\mathrm{726899}}^1$

素因数の和:726914

約数の個数: 20

約数和(自身を含む): 180271200

約数和(自身を除く): 98858512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 726899, 1453798, 2907596, 5088293, 5815192, 10176586, 11630384, 20353172, 40706344, 81412688]

約数ペア:

[(1, 81412688), (2, 40706344), (4, 20353172), (7, 11630384), (8, 10176586), (14, 5815192), (16, 5088293), (28, 2907596), (56, 1453798), (112, 726899)]