55520181

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 93139200

約数和(自身を除く): 37619019

約数列:

[1, 3, 9, 17, 27, 29, 43, 51, 87, 97, 129, 153, 261, 291, 387, 459, 493, 731, 783, 873, 1161, 1247, 1479, 1649, 2193, 2619, 2813, 3741, 4171, 4437, 4947, 6579, 8439, 11223, 12513, 13311, 14841, 19737, 21199, 25317, 33669, 37539, 44523, 47821, 63597, 70907, 75951, 112617, 120959, 143463, 190791, 212721, 362877, 430389, 572373, 638163, 1088631, 1291167, 1914489, 2056303, 3265893, 6168909, 18506727, 55520181]

約数ペア:

[(1, 55520181), (3, 18506727), (9, 6168909), (17, 3265893), (27, 2056303), (29, 1914489), (43, 1291167), (51, 1088631), (87, 638163), (97, 572373), (129, 430389), (153, 362877), (261, 212721), (291, 190791), (387, 143463), (459, 120959), (493, 112617), (731, 75951), (783, 70907), (873, 63597), (1161, 47821), (1247, 44523), (1479, 37539), (1649, 33669), (2193, 25317), (2619, 21199), (2813, 19737), (3741, 14841), (4171, 13311), (4437, 12513), (4947, 11223), (6579, 8439)]