18008595

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 35642880

約数和(自身を除く): 17634285

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 67, 99, 135, 165, 181, 201, 297, 335, 495, 543, 603, 737, 905, 1005, 1485, 1629, 1809, 1991, 2211, 2715, 3015, 3685, 4887, 5973, 6633, 8145, 9045, 9955, 11055, 12127, 17919, 19899, 24435, 29865, 33165, 36381, 53757, 60635, 89595, 99495, 109143, 133397, 181905, 268785, 327429, 400191, 545715, 666985, 1200573, 1637145, 2000955, 3601719, 6002865, 18008595]

約数ペア:

[(1, 18008595), (3, 6002865), (5, 3601719), (9, 2000955), (11, 1637145), (15, 1200573), (27, 666985), (33, 545715), (45, 400191), (55, 327429), (67, 268785), (99, 181905), (135, 133397), (165, 109143), (181, 99495), (201, 89595), (297, 60635), (335, 53757), (495, 36381), (543, 33165), (603, 29865), (737, 24435), (905, 19899), (1005, 17919), (1485, 12127), (1629, 11055), (1809, 9955), (1991, 9045), (2211, 8145), (2715, 6633), (3015, 5973), (3685, 4887)]