39371913

素因数分解:

$3^4\times 7^1\times {\mathrm{69439}}^1$

素因数の和:69458

約数の個数: 20

約数和(自身を含む): 67217920

約数和(自身を除く): 27846007

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 69439, 208317, 486073, 624951, 1458219, 1874853, 4374657, 5624559, 13123971, 39371913]

約数ペア:

[(1, 39371913), (3, 13123971), (7, 5624559), (9, 4374657), (21, 1874853), (27, 1458219), (63, 624951), (81, 486073), (189, 208317), (567, 69439)]