222395368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{4391}}^1$

素因数の和:4897

約数の個数: 32

約数和(自身を含む): 450092160

約数和(自身を除く): 227696792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 487, 974, 1948, 3896, 4391, 6331, 8782, 12662, 17564, 25324, 35128, 50648, 57083, 114166, 228332, 456664, 2138417, 4276834, 8553668, 17107336, 27799421, 55598842, 111197684, 222395368]

約数ペア:

[(1, 222395368), (2, 111197684), (4, 55598842), (8, 27799421), (13, 17107336), (26, 8553668), (52, 4276834), (104, 2138417), (487, 456664), (974, 228332), (1948, 114166), (3896, 57083), (4391, 50648), (6331, 35128), (8782, 25324), (12662, 17564)]