128544843

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{18493}}^1$

素因数の和:18834

約数の個数: 16

約数和(自身を含む): 196480256

約数和(自身を除く): 67935413

約数列:

[1, 3, 7, 21, 331, 993, 2317, 6951, 18493, 55479, 129451, 388353, 6121183, 18363549, 42848281, 128544843]

約数ペア:

[(1, 128544843), (3, 42848281), (7, 18363549), (21, 6121183), (331, 388353), (993, 129451), (2317, 55479), (6951, 18493)]