168521756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{6367}}^1$

素因数の和:6893

約数の個数: 24

約数和(自身を含む): 318272640

約数和(自身を除く): 149750884

約数列:

[1, 2, 4, 13, 26, 52, 509, 1018, 2036, 6367, 6617, 12734, 13234, 25468, 26468, 82771, 165542, 331084, 3240803, 6481606, 12963212, 42130439, 84260878, 168521756]

約数ペア:

[(1, 168521756), (2, 84260878), (4, 42130439), (13, 12963212), (26, 6481606), (52, 3240803), (509, 331084), (1018, 165542), (2036, 82771), (6367, 26468), (6617, 25468), (12734, 13234)]