289743496

素因数分解:

$2^3\times 7^1\times {\mathrm{5173991}}^1$

素因数の和:5174004

約数の個数: 16

約数和(自身を含む): 620879040

約数和(自身を除く): 331135544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 5173991, 10347982, 20695964, 36217937, 41391928, 72435874, 144871748, 289743496]

約数ペア:

[(1, 289743496), (2, 144871748), (4, 72435874), (7, 41391928), (8, 36217937), (14, 20695964), (28, 10347982), (56, 5173991)]