28643216

素因数分解:

$2^4\times 7^1\times {\mathrm{255743}}^1$

素因数の和:255758

約数の個数: 20

約数和(自身を含む): 63424512

約数和(自身を除く): 34781296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 255743, 511486, 1022972, 1790201, 2045944, 3580402, 4091888, 7160804, 14321608, 28643216]

約数ペア:

[(1, 28643216), (2, 14321608), (4, 7160804), (7, 4091888), (8, 3580402), (14, 2045944), (16, 1790201), (28, 1022972), (56, 511486), (112, 255743)]