1328778862

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{671779}}^1$

素因数の和:671847

約数の個数: 16

約数和(自身を含む): 2128199040

約数和(自身を除く): 799420178

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 671779, 1343558, 15450917, 28886497, 30901834, 57772994, 664389431, 1328778862]

約数ペア:

[(1, 1328778862), (2, 664389431), (23, 57772994), (43, 30901834), (46, 28886497), (86, 15450917), (989, 1343558), (1978, 671779)]