2783139

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 3943680

約数和(自身を除く): 1160541

約数列:

[1, 3, 19, 57, 157, 311, 471, 933, 2983, 5909, 8949, 17727, 48827, 146481, 927713, 2783139]

約数ペア:

[(1, 2783139), (3, 927713), (19, 146481), (57, 48827), (157, 17727), (311, 8949), (471, 5909), (933, 2983)]