28209544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{320563}}^1$

素因数の和:320580

約数の個数: 16

約数和(自身を含む): 57701520

約数和(自身を除く): 29491976

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 320563, 641126, 1282252, 2564504, 3526193, 7052386, 14104772, 28209544]

約数ペア:

[(1, 28209544), (2, 14104772), (4, 7052386), (8, 3526193), (11, 2564504), (22, 1282252), (44, 641126), (88, 320563)]