1393408

素因数分解:

$2^8\times {\mathrm{5443}}^1$

素因数の和:5459

約数の個数: 18

約数和(自身を含む): 2781884

約数和(自身を除く): 1388476

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 5443, 10886, 21772, 43544, 87088, 174176, 348352, 696704, 1393408]

約数ペア:

[(1, 1393408), (2, 696704), (4, 348352), (8, 174176), (16, 87088), (32, 43544), (64, 21772), (128, 10886), (256, 5443)]