9991155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39181}}^1$

素因数の和:39206

約数の個数: 16

約数和(自身を含む): 16926624

約数和(自身を除く): 6935469

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 39181, 117543, 195905, 587715, 666077, 1998231, 3330385, 9991155]

約数ペア:

[(1, 9991155), (3, 3330385), (5, 1998231), (15, 666077), (17, 587715), (51, 195905), (85, 117543), (255, 39181)]