27995685

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1087}}^1$

素因数の和:1213

約数の個数: 32

約数和(自身を含む): 47941632

約数和(自身を除く): 19945947

約数列:

[1, 3, 5, 15, 17, 51, 85, 101, 255, 303, 505, 1087, 1515, 1717, 3261, 5151, 5435, 8585, 16305, 18479, 25755, 55437, 92395, 109787, 277185, 329361, 548935, 1646805, 1866379, 5599137, 9331895, 27995685]

約数ペア:

[(1, 27995685), (3, 9331895), (5, 5599137), (15, 1866379), (17, 1646805), (51, 548935), (85, 329361), (101, 277185), (255, 109787), (303, 92395), (505, 55437), (1087, 25755), (1515, 18479), (1717, 16305), (3261, 8585), (5151, 5435)]