177739947

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 358318080

約数和(自身を除く): 180578133

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 47, 51, 63, 77, 99, 107, 119, 141, 153, 187, 189, 231, 297, 321, 329, 357, 423, 459, 517, 561, 693, 749, 799, 963, 987, 1071, 1177, 1269, 1309, 1551, 1683, 1819, 2079, 2247, 2397, 2889, 2961, 3213, 3531, 3619, 3927, 4653, 5029, 5049, 5457, 5593, 6741, 7191, 8239, 8789, 8883, 10593, 10857, 11781, 12733, 13959, 15087, 16371, 16779, 20009, 20223, 21573, 24717, 26367, 31779, 32571, 35203, 35343, 38199, 45261, 49113, 50337, 55319, 60027, 61523, 74151, 79101, 85493, 97713, 105609, 114597, 135783, 140063, 151011, 165957, 180081, 184569, 222453, 237303, 256479, 316827, 343791, 387233, 420189, 497871, 540243, 553707, 598451, 769437, 940423, 950481, 1161699, 1260567, 1493613, 1661121, 1795353, 2308311, 2821269, 3485097, 3781701, 5386059, 6582961, 8463807, 10455291, 16158177, 19748883, 25391421, 59246649, 177739947]

約数ペア:

[(1, 177739947), (3, 59246649), (7, 25391421), (9, 19748883), (11, 16158177), (17, 10455291), (21, 8463807), (27, 6582961), (33, 5386059), (47, 3781701), (51, 3485097), (63, 2821269), (77, 2308311), (99, 1795353), (107, 1661121), (119, 1493613), (141, 1260567), (153, 1161699), (187, 950481), (189, 940423), (231, 769437), (297, 598451), (321, 553707), (329, 540243), (357, 497871), (423, 420189), (459, 387233), (517, 343791), (561, 316827), (693, 256479), (749, 237303), (799, 222453), (963, 184569), (987, 180081), (1071, 165957), (1177, 151011), (1269, 140063), (1309, 135783), (1551, 114597), (1683, 105609), (1819, 97713), (2079, 85493), (2247, 79101), (2397, 74151), (2889, 61523), (2961, 60027), (3213, 55319), (3531, 50337), (3619, 49113), (3927, 45261), (4653, 38199), (5029, 35343), (5049, 35203), (5457, 32571), (5593, 31779), (6741, 26367), (7191, 24717), (8239, 21573), (8789, 20223), (8883, 20009), (10593, 16779), (10857, 16371), (11781, 15087), (12733, 13959)]