27891081

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{27919}}^1$

素因数の和:27965

約数の個数: 16

約数和(自身を含む): 42438400

約数和(自身を除く): 14547319

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 27919, 83757, 251271, 753813, 1033003, 3099009, 9297027, 27891081]

約数ペア:

[(1, 27891081), (3, 9297027), (9, 3099009), (27, 1033003), (37, 753813), (111, 251271), (333, 83757), (999, 27919)]