27802905

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8387}}^1$

素因数の和:8425

約数の個数: 32

約数和(自身を含む): 50730624

約数和(自身を除く): 22927719

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 8387, 25161, 41935, 109031, 125805, 142579, 327093, 427737, 545155, 712895, 1635465, 1853527, 2138685, 5560581, 9267635, 27802905]

約数ペア:

[(1, 27802905), (3, 9267635), (5, 5560581), (13, 2138685), (15, 1853527), (17, 1635465), (39, 712895), (51, 545155), (65, 427737), (85, 327093), (195, 142579), (221, 125805), (255, 109031), (663, 41935), (1105, 25161), (3315, 8387)]