71865856

素因数分解:

$2^9\times {\mathrm{140363}}^1$

素因数の和:140381

約数の個数: 20

約数和(自身を含む): 143592372

約数和(自身を除く): 71726516

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 140363, 280726, 561452, 1122904, 2245808, 4491616, 8983232, 17966464, 35932928, 71865856]

約数ペア:

[(1, 71865856), (2, 35932928), (4, 17966464), (8, 8983232), (16, 4491616), (32, 2245808), (64, 1122904), (128, 561452), (256, 280726), (512, 140363)]