28232271

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{1543}}^1$

素因数の和:1675

約数の個数: 24

約数和(自身を含む): 43355520

約数和(自身を除く): 15123249

約数列:

[1, 3, 9, 19, 57, 107, 171, 321, 963, 1543, 2033, 4629, 6099, 13887, 18297, 29317, 87951, 165101, 263853, 495303, 1485909, 3136919, 9410757, 28232271]

約数ペア:

[(1, 28232271), (3, 9410757), (9, 3136919), (19, 1485909), (57, 495303), (107, 263853), (171, 165101), (321, 87951), (963, 29317), (1543, 18297), (2033, 13887), (4629, 6099)]