28934037

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2633}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 48044160

約数和(自身を除く): 19110123

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 297, 333, 407, 999, 1221, 2633, 3663, 7899, 10989, 23697, 28963, 71091, 86889, 97421, 260667, 292263, 782001, 876789, 1071631, 2630367, 3214893, 9644679, 28934037]

約数ペア:

[(1, 28934037), (3, 9644679), (9, 3214893), (11, 2630367), (27, 1071631), (33, 876789), (37, 782001), (99, 292263), (111, 260667), (297, 97421), (333, 86889), (407, 71091), (999, 28963), (1221, 23697), (2633, 10989), (3663, 7899)]