1090228321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{278617}}^1$

素因数の和:278680

約数の個数: 16

約数和(自身を含む): 1373029504

約数和(自身を除く): 282801183

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 278617, 1950319, 3622021, 11980531, 25354147, 83863717, 155746903, 1090228321]

約数ペア:

[(1, 1090228321), (7, 155746903), (13, 83863717), (43, 25354147), (91, 11980531), (301, 3622021), (559, 1950319), (3913, 278617)]