66817905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:167

約数の個数: 128

約数和(自身を含む): 146313216

約数和(自身を除く): 79495311

約数列:

[1, 3, 5, 7, 11, 15, 17, 21, 33, 35, 41, 51, 55, 77, 83, 85, 105, 119, 123, 165, 187, 205, 231, 249, 255, 287, 357, 385, 415, 451, 561, 581, 595, 615, 697, 861, 913, 935, 1155, 1245, 1309, 1353, 1411, 1435, 1743, 1785, 2091, 2255, 2739, 2805, 2905, 3157, 3403, 3485, 3927, 4233, 4305, 4565, 4879, 6391, 6545, 6765, 7055, 7667, 8715, 9471, 9877, 10209, 10455, 13695, 14637, 15521, 15785, 17015, 19173, 19635, 21165, 23001, 23821, 24395, 29631, 31955, 37433, 38335, 46563, 47355, 49385, 51045, 53669, 57851, 71463, 73185, 77605, 95865, 108647, 112299, 115005, 119105, 148155, 161007, 173553, 187165, 232815, 262031, 268345, 289255, 325941, 357315, 404957, 543235, 561495, 636361, 786093, 805035, 867765, 1214871, 1310155, 1629705, 1909083, 2024785, 3181805, 3930465, 4454527, 6074355, 9545415, 13363581, 22272635, 66817905]

約数ペア:

[(1, 66817905), (3, 22272635), (5, 13363581), (7, 9545415), (11, 6074355), (15, 4454527), (17, 3930465), (21, 3181805), (33, 2024785), (35, 1909083), (41, 1629705), (51, 1310155), (55, 1214871), (77, 867765), (83, 805035), (85, 786093), (105, 636361), (119, 561495), (123, 543235), (165, 404957), (187, 357315), (205, 325941), (231, 289255), (249, 268345), (255, 262031), (287, 232815), (357, 187165), (385, 173553), (415, 161007), (451, 148155), (561, 119105), (581, 115005), (595, 112299), (615, 108647), (697, 95865), (861, 77605), (913, 73185), (935, 71463), (1155, 57851), (1245, 53669), (1309, 51045), (1353, 49385), (1411, 47355), (1435, 46563), (1743, 38335), (1785, 37433), (2091, 31955), (2255, 29631), (2739, 24395), (2805, 23821), (2905, 23001), (3157, 21165), (3403, 19635), (3485, 19173), (3927, 17015), (4233, 15785), (4305, 15521), (4565, 14637), (4879, 13695), (6391, 10455), (6545, 10209), (6765, 9877), (7055, 9471), (7667, 8715)]