12987111

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{5087}}^1$

素因数の和:5150

約数の個数: 16

約数和(自身を含む): 18561024

約数和(自身を除く): 5573913

約数列:

[1, 3, 23, 37, 69, 111, 851, 2553, 5087, 15261, 117001, 188219, 351003, 564657, 4329037, 12987111]

約数ペア:

[(1, 12987111), (3, 4329037), (23, 564657), (37, 351003), (69, 188219), (111, 117001), (851, 15261), (2553, 5087)]