2887221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^3$

素因数の和:133

約数の個数: 16

約数和(自身を含む): 4164800

約数和(自身を除く): 1277579

約数列:

[1, 3, 19, 37, 57, 111, 703, 1369, 2109, 4107, 26011, 50653, 78033, 151959, 962407, 2887221]

約数ペア:

[(1, 2887221), (3, 962407), (19, 151959), (37, 78033), (57, 50653), (111, 26011), (703, 4107), (1369, 2109)]