18085384431

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{181}}^1\times {\mathrm{487}}^1$

素因数の和:846

約数の個数: 80

約数和(自身を含む): 29016187200

約数和(自身を除く): 10930802769

約数列:

[1, 3, 9, 17, 27, 51, 81, 149, 153, 181, 447, 459, 487, 543, 1341, 1377, 1461, 1629, 2533, 3077, 4023, 4383, 4887, 7599, 8279, 9231, 12069, 13149, 14661, 22797, 24837, 26969, 27693, 39447, 68391, 72563, 74511, 80907, 83079, 88147, 205173, 217689, 223533, 242721, 249237, 264441, 458473, 653067, 670599, 728163, 793323, 1233571, 1375419, 1498499, 1959201, 2184489, 2379969, 3700713, 4126257, 4495497, 5877603, 7139907, 11102139, 12378771, 13133903, 13486491, 33306417, 37136313, 39401709, 40459473, 99919251, 118205127, 121378419, 223276351, 354615381, 669829053, 1063846143, 2009487159, 6028461477, 18085384431]

約数ペア:

[(1, 18085384431), (3, 6028461477), (9, 2009487159), (17, 1063846143), (27, 669829053), (51, 354615381), (81, 223276351), (149, 121378419), (153, 118205127), (181, 99919251), (447, 40459473), (459, 39401709), (487, 37136313), (543, 33306417), (1341, 13486491), (1377, 13133903), (1461, 12378771), (1629, 11102139), (2533, 7139907), (3077, 5877603), (4023, 4495497), (4383, 4126257), (4887, 3700713), (7599, 2379969), (8279, 2184489), (9231, 1959201), (12069, 1498499), (13149, 1375419), (14661, 1233571), (22797, 793323), (24837, 728163), (26969, 670599), (27693, 653067), (39447, 458473), (68391, 264441), (72563, 249237), (74511, 242721), (80907, 223533), (83079, 217689), (88147, 205173)]