28504509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{509}}^1\times {\mathrm{1697}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 41567040

約数和(自身を除く): 13062531

約数列:

[1, 3, 11, 33, 509, 1527, 1697, 5091, 5599, 16797, 18667, 56001, 863773, 2591319, 9501503, 28504509]

約数ペア:

[(1, 28504509), (3, 9501503), (11, 2591319), (33, 863773), (509, 56001), (1527, 18667), (1697, 16797), (5091, 5599)]