66561656

素因数分解:

$2^3\times 7^1\times {\mathrm{1188601}}^1$

素因数の和:1188614

約数の個数: 16

約数和(自身を含む): 142632240

約数和(自身を除く): 76070584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1188601, 2377202, 4754404, 8320207, 9508808, 16640414, 33280828, 66561656]

約数ペア:

[(1, 66561656), (2, 33280828), (4, 16640414), (7, 9508808), (8, 8320207), (14, 4754404), (28, 2377202), (56, 1188601)]