199952259

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{72211}}^1$

素因数の和:72298

約数の個数: 16

約数和(自身を含む): 291158784

約数和(自身を除く): 91206525

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 72211, 216633, 938743, 2816229, 5126981, 15380943, 66650753, 199952259]

約数ペア:

[(1, 199952259), (3, 66650753), (13, 15380943), (39, 5126981), (71, 2816229), (213, 938743), (923, 216633), (2769, 72211)]