2820843

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 4303728

約数和(自身を除く): 1482885

約数列:

[1, 3, 9, 37, 43, 111, 129, 197, 333, 387, 591, 1591, 1773, 4773, 7289, 8471, 14319, 21867, 25413, 65601, 76239, 313427, 940281, 2820843]

約数ペア:

[(1, 2820843), (3, 940281), (9, 313427), (37, 76239), (43, 65601), (111, 25413), (129, 21867), (197, 14319), (333, 8471), (387, 7289), (591, 4773), (1591, 1773)]