42815143

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1534

約数の個数: 16

約数和(自身を含む): 50592256

約数和(自身を除く): 7777113

約数列:

[1, 7, 43, 103, 301, 721, 1381, 4429, 9667, 31003, 59383, 142243, 415681, 995701, 6116449, 42815143]

約数ペア:

[(1, 42815143), (7, 6116449), (43, 995701), (103, 415681), (301, 142243), (721, 59383), (1381, 31003), (4429, 9667)]