199801

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 16

約数和(自身を含む): 255744

約数和(自身を除く): 55943

約数列:

[1, 7, 17, 23, 73, 119, 161, 391, 511, 1241, 1679, 2737, 8687, 11753, 28543, 199801]

約数ペア:

[(1, 199801), (7, 28543), (17, 11753), (23, 8687), (73, 2737), (119, 1679), (161, 1241), (391, 511)]