206331381

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{82171}}^1$

素因数の和:82214

約数の個数: 20

約数和(自身を含む): 318169984

約数和(自身を除く): 111838603

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 82171, 246513, 739539, 2218617, 2547301, 6655851, 7641903, 22925709, 68777127, 206331381]

約数ペア:

[(1, 206331381), (3, 68777127), (9, 22925709), (27, 7641903), (31, 6655851), (81, 2547301), (93, 2218617), (279, 739539), (837, 246513), (2511, 82171)]