66938207

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1\times {\mathrm{827}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 79276032

約数和(自身を除く): 12337825

約数列:

[1, 7, 31, 217, 373, 827, 2611, 5789, 11563, 25637, 80941, 179459, 308471, 2159297, 9562601, 66938207]

約数ペア:

[(1, 66938207), (7, 9562601), (31, 2159297), (217, 308471), (373, 179459), (827, 80941), (2611, 25637), (5789, 11563)]