28279779

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8009}}^1$

素因数の和:8130

約数の個数: 16

約数和(自身を含む): 41523840

約数和(自身を除く): 13244061

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 8009, 24027, 88099, 264297, 856963, 2570889, 9426593, 28279779]

約数ペア:

[(1, 28279779), (3, 9426593), (11, 2570889), (33, 856963), (107, 264297), (321, 88099), (1177, 24027), (3531, 8009)]