12171255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{35279}}^1$

素因数の和:35310

約数の個数: 16

約数和(自身を含む): 20321280

約数和(自身を除く): 8150025

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 35279, 105837, 176395, 529185, 811417, 2434251, 4057085, 12171255]

約数ペア:

[(1, 12171255), (3, 4057085), (5, 2434251), (15, 811417), (23, 529185), (69, 176395), (115, 105837), (345, 35279)]