1239611978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{771863}}^1$

素因数の和:771949

約数の個数: 16

約数和(自身を含む): 2056245696

約数和(自身を除く): 816633718

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 771863, 1543726, 8490493, 16980986, 56345999, 112691998, 619805989, 1239611978]

約数ペア:

[(1, 1239611978), (2, 619805989), (11, 112691998), (22, 56345999), (73, 16980986), (146, 8490493), (803, 1543726), (1606, 771863)]