2047148999

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{587}}^1\times {\mathrm{691}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 2412079488

約数和(自身を除く): 364930489

約数列:

[1, 7, 49, 103, 587, 691, 721, 4109, 4837, 5047, 28763, 33859, 60461, 71173, 405617, 423227, 498211, 2839319, 2962589, 3487477, 19875233, 41778551, 292449857, 2047148999]

約数ペア:

[(1, 2047148999), (7, 292449857), (49, 41778551), (103, 19875233), (587, 3487477), (691, 2962589), (721, 2839319), (4109, 498211), (4837, 423227), (5047, 405617), (28763, 71173), (33859, 60461)]