208816609

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127873}}^1$

素因数の和:127967

約数の個数: 8

約数和(自身を含む): 220966272

約数和(自身を除く): 12149663

約数列:

[1, 23, 71, 1633, 127873, 2941079, 9078983, 208816609]

約数ペア:

[(1, 208816609), (23, 9078983), (71, 2941079), (1633, 127873)]