199908057

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{3343}}^1$

素因数の和:4020

約数の個数: 16

約数和(自身を含む): 275652608

約数和(自身を除く): 75744551

約数列:

[1, 3, 31, 93, 643, 1929, 3343, 10029, 19933, 59799, 103633, 310899, 2149549, 6448647, 66636019, 199908057]

約数ペア:

[(1, 199908057), (3, 66636019), (31, 6448647), (93, 2149549), (643, 310899), (1929, 103633), (3343, 59799), (10029, 19933)]