128977263

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{5939}}^1$

素因数の和:6091

約数の個数: 24

約数和(自身を含む): 197683200

約数和(自身を除く): 68705937

約数列:

[1, 3, 9, 19, 57, 127, 171, 381, 1143, 2413, 5939, 7239, 17817, 21717, 53451, 112841, 338523, 754253, 1015569, 2262759, 6788277, 14330807, 42992421, 128977263]

約数ペア:

[(1, 128977263), (3, 42992421), (9, 14330807), (19, 6788277), (57, 2262759), (127, 1015569), (171, 754253), (381, 338523), (1143, 112841), (2413, 53451), (5939, 21717), (7239, 17817)]