198571903

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{463}}^1\times {\mathrm{643}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 215147520

約数和(自身を除く): 16575617

約数列:

[1, 23, 29, 463, 643, 667, 10649, 13427, 14789, 18647, 297709, 308821, 428881, 6847307, 8633561, 198571903]

約数ペア:

[(1, 198571903), (23, 8633561), (29, 6847307), (463, 428881), (643, 308821), (667, 297709), (10649, 18647), (13427, 14789)]