28454685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 29606115

約数列:

[1, 3, 5, 7, 15, 17, 19, 21, 35, 51, 57, 85, 95, 105, 119, 133, 255, 285, 323, 357, 399, 595, 665, 839, 969, 1615, 1785, 1995, 2261, 2517, 4195, 4845, 5873, 6783, 11305, 12585, 14263, 15941, 17619, 29365, 33915, 42789, 47823, 71315, 79705, 88095, 99841, 111587, 213945, 239115, 270997, 299523, 334761, 499205, 557935, 812991, 1354985, 1497615, 1673805, 1896979, 4064955, 5690937, 9484895, 28454685]

約数ペア:

[(1, 28454685), (3, 9484895), (5, 5690937), (7, 4064955), (15, 1896979), (17, 1673805), (19, 1497615), (21, 1354985), (35, 812991), (51, 557935), (57, 499205), (85, 334761), (95, 299523), (105, 270997), (119, 239115), (133, 213945), (255, 111587), (285, 99841), (323, 88095), (357, 79705), (399, 71315), (595, 47823), (665, 42789), (839, 33915), (969, 29365), (1615, 17619), (1785, 15941), (1995, 14263), (2261, 12585), (2517, 11305), (4195, 6783), (4845, 5873)]