12738249

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 19918080

約数和(自身を除く): 7179831

約数列:

[1, 3, 9, 27, 37, 41, 111, 123, 311, 333, 369, 933, 999, 1107, 1517, 2799, 4551, 8397, 11507, 12751, 13653, 34521, 38253, 40959, 103563, 114759, 310689, 344277, 471787, 1415361, 4246083, 12738249]

約数ペア:

[(1, 12738249), (3, 4246083), (9, 1415361), (27, 471787), (37, 344277), (41, 310689), (111, 114759), (123, 103563), (311, 40959), (333, 38253), (369, 34521), (933, 13653), (999, 12751), (1107, 11507), (1517, 8397), (2799, 4551)]