2112605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 2809728

約数和(自身を除く): 697123

約数列:

[1, 5, 11, 55, 71, 355, 541, 781, 2705, 3905, 5951, 29755, 38411, 192055, 422521, 2112605]

約数ペア:

[(1, 2112605), (5, 422521), (11, 192055), (55, 38411), (71, 29755), (355, 5951), (541, 3905), (781, 2705)]