128565437

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128437}}^1$

素因数の和:128468

約数の個数: 16

約数和(自身を含む): 172620672

約数和(自身を除く): 44055235

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 128437, 899059, 1412807, 1669681, 9889649, 11687767, 18366491, 128565437]

約数ペア:

[(1, 128565437), (7, 18366491), (11, 11687767), (13, 9889649), (77, 1669681), (91, 1412807), (143, 899059), (1001, 128437)]