208487748

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{37}}^3$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 583072000

約数和(自身を除く): 374584252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 37, 42, 49, 74, 84, 98, 111, 147, 148, 196, 222, 259, 294, 343, 444, 518, 588, 686, 777, 1029, 1036, 1369, 1372, 1554, 1813, 2058, 2738, 3108, 3626, 4107, 4116, 5439, 5476, 7252, 8214, 9583, 10878, 12691, 16428, 19166, 21756, 25382, 28749, 38073, 38332, 50653, 50764, 57498, 67081, 76146, 101306, 114996, 134162, 151959, 152292, 201243, 202612, 268324, 303918, 354571, 402486, 469567, 607836, 709142, 804972, 939134, 1063713, 1408701, 1418284, 1878268, 2127426, 2481997, 2817402, 4254852, 4963994, 5634804, 7445991, 9927988, 14891982, 17373979, 29783964, 34747958, 52121937, 69495916, 104243874, 208487748]

約数ペア:

[(1, 208487748), (2, 104243874), (3, 69495916), (4, 52121937), (6, 34747958), (7, 29783964), (12, 17373979), (14, 14891982), (21, 9927988), (28, 7445991), (37, 5634804), (42, 4963994), (49, 4254852), (74, 2817402), (84, 2481997), (98, 2127426), (111, 1878268), (147, 1418284), (148, 1408701), (196, 1063713), (222, 939134), (259, 804972), (294, 709142), (343, 607836), (444, 469567), (518, 402486), (588, 354571), (686, 303918), (777, 268324), (1029, 202612), (1036, 201243), (1369, 152292), (1372, 151959), (1554, 134162), (1813, 114996), (2058, 101306), (2738, 76146), (3108, 67081), (3626, 57498), (4107, 50764), (4116, 50653), (5439, 38332), (5476, 38073), (7252, 28749), (8214, 25382), (9583, 21756), (10878, 19166), (12691, 16428)]