156987518661

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{135217501}}^1$

素因数の和:135217553

約数の個数: 16

約数和(自身を含む): 237982803520

約数和(自身を除く): 80995284859

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 135217501, 405652503, 1216957509, 3650872527, 5814352543, 17443057629, 52329172887, 156987518661]

約数ペア:

[(1, 156987518661), (3, 52329172887), (9, 17443057629), (27, 5814352543), (43, 3650872527), (129, 1216957509), (387, 405652503), (1161, 135217501)]