12775887

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{3847}}^1$

素因数の和:3900

約数の個数: 20

約数和(自身を含む): 19555536

約数和(自身を除く): 6779649

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 3847, 11541, 34623, 103869, 157727, 311607, 473181, 1419543, 4258629, 12775887]

約数ペア:

[(1, 12775887), (3, 4258629), (9, 1419543), (27, 473181), (41, 311607), (81, 157727), (123, 103869), (369, 34623), (1107, 11541), (3321, 3847)]