13509747

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{9811}}^1$

素因数の和:9840

約数の個数: 20

約数和(自身を含む): 21370536

約数和(自身を除く): 7860789

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 9811, 29433, 88299, 166787, 264897, 500361, 794691, 1501083, 4503249, 13509747]

約数ペア:

[(1, 13509747), (3, 4503249), (9, 1501083), (17, 794691), (27, 500361), (51, 264897), (81, 166787), (153, 88299), (459, 29433), (1377, 9811)]