31128335

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 44236800

約数和(自身を除く): 13108465

約数列:

[1, 5, 7, 35, 47, 127, 149, 235, 329, 635, 745, 889, 1043, 1645, 4445, 5215, 5969, 7003, 18923, 29845, 35015, 41783, 49021, 94615, 132461, 208915, 245105, 662305, 889381, 4446905, 6225667, 31128335]

約数ペア:

[(1, 31128335), (5, 6225667), (7, 4446905), (35, 889381), (47, 662305), (127, 245105), (149, 208915), (235, 132461), (329, 94615), (635, 49021), (745, 41783), (889, 35015), (1043, 29845), (1645, 18923), (4445, 7003), (5215, 5969)]