28528324

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{648371}}^1$

素因数の和:648386

約数の個数: 12

約数和(自身を含む): 54463248

約数和(自身を除く): 25934924

約数列:

[1, 2, 4, 11, 22, 44, 648371, 1296742, 2593484, 7132081, 14264162, 28528324]

約数ペア:

[(1, 28528324), (2, 14264162), (4, 7132081), (11, 2593484), (22, 1296742), (44, 648371)]