2890657

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 3808512

約数和(自身を除く): 917855

約数列:

[1, 7, 11, 31, 49, 77, 173, 217, 341, 539, 1211, 1519, 1903, 2387, 5363, 8477, 13321, 16709, 37541, 58993, 93247, 262787, 412951, 2890657]

約数ペア:

[(1, 2890657), (7, 412951), (11, 262787), (31, 93247), (49, 58993), (77, 37541), (173, 16709), (217, 13321), (341, 8477), (539, 5363), (1211, 2387), (1519, 1903)]