128400146

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{195137}}^1$

素因数の和:195193

約数の個数: 16

約数和(自身を含む): 224798976

約数和(自身を除く): 96398830

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 195137, 390274, 1365959, 2731918, 9171439, 18342878, 64200073, 128400146]

約数ペア:

[(1, 128400146), (2, 64200073), (7, 18342878), (14, 9171439), (47, 2731918), (94, 1365959), (329, 390274), (658, 195137)]