199845009

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:691

約数の個数: 64

約数和(自身を含む): 367360000

約数和(自身を除く): 167514991

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 163, 189, 273, 351, 489, 499, 819, 1141, 1467, 1497, 2119, 2457, 3423, 3493, 4401, 4491, 6357, 6487, 10269, 10479, 13473, 14833, 19071, 19461, 30807, 31437, 44499, 45409, 57213, 58383, 81337, 94311, 133497, 136227, 175149, 244011, 400491, 408681, 569359, 732033, 1057381, 1226043, 1708077, 2196099, 3172143, 5124231, 7401667, 9516429, 15372693, 22205001, 28549287, 66615003, 199845009]

約数ペア:

[(1, 199845009), (3, 66615003), (7, 28549287), (9, 22205001), (13, 15372693), (21, 9516429), (27, 7401667), (39, 5124231), (63, 3172143), (91, 2196099), (117, 1708077), (163, 1226043), (189, 1057381), (273, 732033), (351, 569359), (489, 408681), (499, 400491), (819, 244011), (1141, 175149), (1467, 136227), (1497, 133497), (2119, 94311), (2457, 81337), (3423, 58383), (3493, 57213), (4401, 45409), (4491, 44499), (6357, 31437), (6487, 30807), (10269, 19461), (10479, 19071), (13473, 14833)]