16555903

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4231}}^1$

素因数の和:4294

約数の個数: 16

約数和(自身を含む): 20855296

約数和(自身を除く): 4299393

約数列:

[1, 7, 13, 43, 91, 301, 559, 3913, 4231, 29617, 55003, 181933, 385021, 1273531, 2365129, 16555903]

約数ペア:

[(1, 16555903), (7, 2365129), (13, 1273531), (43, 385021), (91, 181933), (301, 55003), (559, 29617), (3913, 4231)]