42380163

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4127}}^1$

素因数の和:4303

約数の個数: 24

約数和(自身を含む): 70407168

約数和(自身を除く): 28027005

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 4127, 10269, 12381, 28889, 37143, 86667, 260001, 672701, 2018103, 4708907, 6054309, 14126721, 42380163]

約数ペア:

[(1, 42380163), (3, 14126721), (7, 6054309), (9, 4708907), (21, 2018103), (63, 672701), (163, 260001), (489, 86667), (1141, 37143), (1467, 28889), (3423, 12381), (4127, 10269)]