81043984

素因数分解:

$2^4\times 7^1\times {\mathrm{723607}}^1$

素因数の和:723622

約数の個数: 20

約数和(自身を含む): 179454784

約数和(自身を除く): 98410800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 723607, 1447214, 2894428, 5065249, 5788856, 10130498, 11577712, 20260996, 40521992, 81043984]

約数ペア:

[(1, 81043984), (2, 40521992), (4, 20260996), (7, 11577712), (8, 10130498), (14, 5788856), (16, 5065249), (28, 2894428), (56, 1447214), (112, 723607)]