507647182

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1\times {\mathrm{739}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 880185600

約数和(自身を除く): 372538418

約数列:

[1, 2, 7, 14, 139, 278, 353, 706, 739, 973, 1478, 1946, 2471, 4942, 5173, 10346, 49067, 98134, 102721, 205442, 260867, 343469, 521734, 686938, 719047, 1438094, 1826069, 3652138, 36260513, 72521026, 253823591, 507647182]

約数ペア:

[(1, 507647182), (2, 253823591), (7, 72521026), (14, 36260513), (139, 3652138), (278, 1826069), (353, 1438094), (706, 719047), (739, 686938), (973, 521734), (1478, 343469), (1946, 260867), (2471, 205442), (4942, 102721), (5173, 98134), (10346, 49067)]