81439456

素因数分解:

$2^5\times 7^1\times {\mathrm{363569}}^1$

素因数の和:363586

約数の個数: 24

約数和(自身を含む): 183239280

約数和(自身を除く): 101799824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 363569, 727138, 1454276, 2544983, 2908552, 5089966, 5817104, 10179932, 11634208, 20359864, 40719728, 81439456]

約数ペア:

[(1, 81439456), (2, 40719728), (4, 20359864), (7, 11634208), (8, 10179932), (14, 5817104), (16, 5089966), (28, 2908552), (32, 2544983), (56, 1454276), (112, 727138), (224, 363569)]