27521505

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 54743040

約数和(自身を除く): 27221535

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 43, 45, 55, 99, 129, 135, 165, 215, 297, 387, 431, 473, 495, 645, 1161, 1293, 1419, 1485, 1935, 2155, 2365, 3879, 4257, 4741, 5805, 6465, 7095, 11637, 12771, 14223, 18533, 19395, 21285, 23705, 42669, 55599, 58185, 63855, 71115, 92665, 128007, 166797, 203863, 213345, 277995, 500391, 611589, 640035, 833985, 1019315, 1834767, 2501955, 3057945, 5504301, 9173835, 27521505]

約数ペア:

[(1, 27521505), (3, 9173835), (5, 5504301), (9, 3057945), (11, 2501955), (15, 1834767), (27, 1019315), (33, 833985), (43, 640035), (45, 611589), (55, 500391), (99, 277995), (129, 213345), (135, 203863), (165, 166797), (215, 128007), (297, 92665), (387, 71115), (431, 63855), (473, 58185), (495, 55599), (645, 42669), (1161, 23705), (1293, 21285), (1419, 19395), (1485, 18533), (1935, 14223), (2155, 12771), (2365, 11637), (3879, 7095), (4257, 6465), (4741, 5805)]