71328256

素因数分解:

$2^9\times {\mathrm{139313}}^1$

素因数の和:139331

約数の個数: 20

約数和(自身を含む): 142518222

約数和(自身を除く): 71189966

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 139313, 278626, 557252, 1114504, 2229008, 4458016, 8916032, 17832064, 35664128, 71328256]

約数ペア:

[(1, 71328256), (2, 35664128), (4, 17832064), (8, 8916032), (16, 4458016), (32, 2229008), (64, 1114504), (128, 557252), (256, 278626), (512, 139313)]