199745

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 295680

約数和(自身を除く): 95935

約数列:

[1, 5, 7, 13, 35, 65, 91, 439, 455, 2195, 3073, 5707, 15365, 28535, 39949, 199745]

約数ペア:

[(1, 199745), (5, 39949), (7, 28535), (13, 15365), (35, 5707), (65, 3073), (91, 2195), (439, 455)]