2821689

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{8039}}^1$

素因数の和:8061

約数の個数: 16

約数和(自身を含む): 4502400

約数和(自身を除く): 1680711

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 8039, 24117, 72351, 104507, 217053, 313521, 940563, 2821689]

約数ペア:

[(1, 2821689), (3, 940563), (9, 313521), (13, 217053), (27, 104507), (39, 72351), (117, 24117), (351, 8039)]