28509756

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{215983}}^1$

素因数の和:216001

約数の個数: 24

約数和(自身を含む): 72570624

約数和(自身を除く): 44060868

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 215983, 431966, 647949, 863932, 1295898, 2375813, 2591796, 4751626, 7127439, 9503252, 14254878, 28509756]

約数ペア:

[(1, 28509756), (2, 14254878), (3, 9503252), (4, 7127439), (6, 4751626), (11, 2591796), (12, 2375813), (22, 1295898), (33, 863932), (44, 647949), (66, 431966), (132, 215983)]