2544651

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 4043520

約数和(自身を除く): 1498869

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 437, 647, 1311, 1941, 3933, 5823, 12293, 14881, 36879, 44643, 110637, 133929, 282739, 848217, 2544651]

約数ペア:

[(1, 2544651), (3, 848217), (9, 282739), (19, 133929), (23, 110637), (57, 44643), (69, 36879), (171, 14881), (207, 12293), (437, 5823), (647, 3933), (1311, 1941)]