17419293

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{2591}}^1$

素因数の和:2686

約数の個数: 20

約数和(自身を含む): 26345088

約数和(自身を除く): 8925795

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 2591, 6723, 7773, 23319, 69957, 209871, 215053, 645159, 1935477, 5806431, 17419293]

約数ペア:

[(1, 17419293), (3, 5806431), (9, 1935477), (27, 645159), (81, 215053), (83, 209871), (249, 69957), (747, 23319), (2241, 7773), (2591, 6723)]