257764946

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1\times {\mathrm{7151}}^1$

素因数の和:7489

約数の個数: 16

約数和(自身を含む): 393932160

約数和(自身を除く): 136167214

約数列:

[1, 2, 67, 134, 269, 538, 7151, 14302, 18023, 36046, 479117, 958234, 1923619, 3847238, 128882473, 257764946]

約数ペア:

[(1, 257764946), (2, 128882473), (67, 3847238), (134, 1923619), (269, 958234), (538, 479117), (7151, 36046), (14302, 18023)]