81184216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{274271}}^1$

素因数の和:274314

約数の個数: 16

約数和(自身を含む): 156335040

約数和(自身を除く): 75150824

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 274271, 548542, 1097084, 2194168, 10148027, 20296054, 40592108, 81184216]

約数ペア:

[(1, 81184216), (2, 40592108), (4, 20296054), (8, 10148027), (37, 2194168), (74, 1097084), (148, 548542), (296, 274271)]