81345712

素因数分解:

$2^4\times 7^1\times {\mathrm{726301}}^1$

素因数の和:726316

約数の個数: 20

約数和(自身を含む): 180122896

約数和(自身を除く): 98777184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 726301, 1452602, 2905204, 5084107, 5810408, 10168214, 11620816, 20336428, 40672856, 81345712]

約数ペア:

[(1, 81345712), (2, 40672856), (4, 20336428), (7, 11620816), (8, 10168214), (14, 5810408), (16, 5084107), (28, 2905204), (56, 1452602), (112, 726301)]