81238192

素因数分解:

$2^4\times 7^1\times {\mathrm{725341}}^1$

素因数の和:725356

約数の個数: 20

約数和(自身を含む): 179884816

約数和(自身を除く): 98646624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 725341, 1450682, 2901364, 5077387, 5802728, 10154774, 11605456, 20309548, 40619096, 81238192]

約数ペア:

[(1, 81238192), (2, 40619096), (4, 20309548), (7, 11605456), (8, 10154774), (14, 5802728), (16, 5077387), (28, 2901364), (56, 1450682), (112, 725341)]