208388195

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{2089}}^1$

素因数の和:2446

約数の個数: 16

約数和(自身を含む): 254612160

約数和(自身を除く): 46223965

約数列:

[1, 5, 71, 281, 355, 1405, 2089, 10445, 19951, 99755, 148319, 587009, 741595, 2935045, 41677639, 208388195]

約数ペア:

[(1, 208388195), (5, 41677639), (71, 2935045), (281, 741595), (355, 587009), (1405, 148319), (2089, 99755), (10445, 19951)]