17380947

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{83}}^2$

素因数の和:227

約数の個数: 18

約数和(自身を含む): 24293932

約数和(自身を除く): 6912985

約数列:

[1, 3, 29, 83, 87, 249, 841, 2407, 2523, 6889, 7221, 20667, 69803, 199781, 209409, 599343, 5793649, 17380947]

約数ペア:

[(1, 17380947), (3, 5793649), (29, 599343), (83, 209409), (87, 199781), (249, 69803), (841, 20667), (2407, 7221), (2523, 6889)]