512128

素因数分解:

$2^7\times {\mathrm{4001}}^1$

素因数の和:4015

約数の個数: 16

約数和(自身を含む): 1020510

約数和(自身を除く): 508382

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 4001, 8002, 16004, 32008, 64016, 128032, 256064, 512128]

約数ペア:

[(1, 512128), (2, 256064), (4, 128032), (8, 64016), (16, 32008), (32, 16004), (64, 8002), (128, 4001)]