217157212

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{173}}^1\times {\mathrm{2879}}^1$

素因数の和:3165

約数の個数: 24

約数和(自身を含む): 385862400

約数和(自身を除く): 168705188

約数列:

[1, 2, 4, 109, 173, 218, 346, 436, 692, 2879, 5758, 11516, 18857, 37714, 75428, 313811, 498067, 627622, 996134, 1255244, 1992268, 54289303, 108578606, 217157212]

約数ペア:

[(1, 217157212), (2, 108578606), (4, 54289303), (109, 1992268), (173, 1255244), (218, 996134), (346, 627622), (436, 498067), (692, 313811), (2879, 75428), (5758, 37714), (11516, 18857)]