1999814047

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1721}}^1\times {\mathrm{15091}}^1$

素因数の和:16830

約数の個数: 16

約数和(自身を含む): 2494888704

約数和(自身を除く): 495074657

約数列:

[1, 7, 11, 77, 1721, 12047, 15091, 18931, 105637, 132517, 166001, 1162007, 25971611, 181801277, 285687721, 1999814047]

約数ペア:

[(1, 1999814047), (7, 285687721), (11, 181801277), (77, 25971611), (1721, 1162007), (12047, 166001), (15091, 132517), (18931, 105637)]