28802169

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2621}}^1$

素因数の和:2678

約数の個数: 32

約数和(自身を含む): 47825280

約数和(自身を除く): 19023111

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 2621, 3663, 7863, 10989, 23589, 28831, 70767, 86493, 96977, 259479, 290931, 778437, 872793, 1066747, 2618379, 3200241, 9600723, 28802169]

約数ペア:

[(1, 28802169), (3, 9600723), (9, 3200241), (11, 2618379), (27, 1066747), (33, 872793), (37, 778437), (99, 290931), (111, 259479), (297, 96977), (333, 86493), (407, 70767), (999, 28831), (1221, 23589), (2621, 10989), (3663, 7863)]