13209765

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{51803}}^1$

素因数の和:51828

約数の個数: 16

約数和(自身を含む): 22379328

約数和(自身を除く): 9169563

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 51803, 155409, 259015, 777045, 880651, 2641953, 4403255, 13209765]

約数ペア:

[(1, 13209765), (3, 4403255), (5, 2641953), (15, 880651), (17, 777045), (51, 259015), (85, 155409), (255, 51803)]