1288335051

素因数分解:

$3^4\times {\mathrm{1871}}^1\times {\mathrm{8501}}^1$

素因数の和:10384

約数の個数: 20

約数和(自身を含む): 1925805024

約数和(自身を除く): 637469973

約数列:

[1, 3, 9, 27, 81, 1871, 5613, 8501, 16839, 25503, 50517, 76509, 151551, 229527, 688581, 15905371, 47716113, 143148339, 429445017, 1288335051]

約数ペア:

[(1, 1288335051), (3, 429445017), (9, 143148339), (27, 47716113), (81, 15905371), (1871, 688581), (5613, 229527), (8501, 151551), (16839, 76509), (25503, 50517)]