201990811

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{258631}}^1$

素因数の和:258713

約数の個数: 8

約数和(自身を含む): 223458048

約数和(自身を除く): 21467237

約数列:

[1, 11, 71, 781, 258631, 2844941, 18362801, 201990811]

約数ペア:

[(1, 201990811), (11, 18362801), (71, 2844941), (781, 258631)]