12986217

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{11731}}^1$

素因数の和:11781

約数の個数: 16

約数和(自身を含む): 19709760

約数和(自身を除く): 6723543

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 11731, 35193, 105579, 316737, 480971, 1442913, 4328739, 12986217]

約数ペア:

[(1, 12986217), (3, 4328739), (9, 1442913), (27, 480971), (41, 316737), (123, 105579), (369, 35193), (1107, 11731)]