28500471

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{607}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 44359680

約数和(自身を除く): 15859209

約数列:

[1, 3, 9, 27, 37, 47, 111, 141, 333, 423, 607, 999, 1269, 1739, 1821, 5217, 5463, 15651, 16389, 22459, 28529, 46953, 67377, 85587, 202131, 256761, 606393, 770283, 1055573, 3166719, 9500157, 28500471]

約数ペア:

[(1, 28500471), (3, 9500157), (9, 3166719), (27, 1055573), (37, 770283), (47, 606393), (111, 256761), (141, 202131), (333, 85587), (423, 67377), (607, 46953), (999, 28529), (1269, 22459), (1739, 16389), (1821, 15651), (5217, 5463)]