209686698

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 537600000

約数和(自身を除く): 327913302

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 79, 114, 117, 158, 171, 199, 234, 237, 247, 342, 351, 398, 474, 494, 513, 597, 702, 711, 741, 1026, 1027, 1194, 1422, 1482, 1501, 1791, 2054, 2133, 2223, 2587, 3002, 3081, 3582, 3781, 4266, 4446, 4503, 5174, 5373, 6162, 6669, 7562, 7761, 9006, 9243, 10746, 11343, 13338, 13509, 15522, 15721, 18486, 19513, 22686, 23283, 27018, 27729, 31442, 34029, 39026, 40527, 46566, 47163, 49153, 55458, 58539, 68058, 69849, 81054, 94326, 98306, 102087, 117078, 139698, 141489, 147459, 175617, 204174, 204373, 282978, 294918, 298699, 351234, 408746, 424467, 442377, 526851, 597398, 613119, 848934, 884754, 896097, 1053702, 1226238, 1327131, 1792194, 1839357, 2654262, 2688291, 3678714, 3883087, 5376582, 5518071, 7766174, 8064873, 11036142, 11649261, 16129746, 23298522, 34947783, 69895566, 104843349, 209686698]

約数ペア:

[(1, 209686698), (2, 104843349), (3, 69895566), (6, 34947783), (9, 23298522), (13, 16129746), (18, 11649261), (19, 11036142), (26, 8064873), (27, 7766174), (38, 5518071), (39, 5376582), (54, 3883087), (57, 3678714), (78, 2688291), (79, 2654262), (114, 1839357), (117, 1792194), (158, 1327131), (171, 1226238), (199, 1053702), (234, 896097), (237, 884754), (247, 848934), (342, 613119), (351, 597398), (398, 526851), (474, 442377), (494, 424467), (513, 408746), (597, 351234), (702, 298699), (711, 294918), (741, 282978), (1026, 204373), (1027, 204174), (1194, 175617), (1422, 147459), (1482, 141489), (1501, 139698), (1791, 117078), (2054, 102087), (2133, 98306), (2223, 94326), (2587, 81054), (3002, 69849), (3081, 68058), (3582, 58539), (3781, 55458), (4266, 49153), (4446, 47163), (4503, 46566), (5174, 40527), (5373, 39026), (6162, 34029), (6669, 31442), (7562, 27729), (7761, 27018), (9006, 23283), (9243, 22686), (10746, 19513), (11343, 18486), (13338, 15721), (13509, 15522)]