199781049

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{26003}}^1$

素因数の和:26216

約数の個数: 16

約数和(自身を含む): 288332352

約数和(自身を除く): 88551303

約数列:

[1, 3, 13, 39, 197, 591, 2561, 7683, 26003, 78009, 338039, 1014117, 5122591, 15367773, 66593683, 199781049]

約数ペア:

[(1, 199781049), (3, 66593683), (13, 15367773), (39, 5122591), (197, 1014117), (591, 338039), (2561, 78009), (7683, 26003)]