2789436398

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 128

約数和(自身を含む): 5598720000

約数和(自身を除く): 2809283602

約数列:

[1, 2, 7, 14, 17, 19, 29, 34, 38, 58, 89, 119, 133, 178, 203, 238, 239, 266, 323, 406, 478, 493, 551, 623, 646, 986, 1102, 1246, 1513, 1673, 1691, 2261, 2581, 3026, 3346, 3382, 3451, 3857, 4063, 4522, 4541, 5162, 6902, 6931, 7714, 8126, 9082, 9367, 10591, 11837, 13862, 18067, 18734, 21182, 21271, 23674, 28441, 28747, 31787, 36134, 42542, 43877, 48517, 49039, 56882, 57494, 63574, 65569, 77197, 87754, 97034, 98078, 117827, 131138, 131689, 148897, 154394, 201229, 235654, 263378, 297794, 307139, 343273, 361607, 402458, 404149, 540379, 614278, 616859, 686546, 723214, 808298, 824789, 833663, 921823, 1080758, 1233718, 1649578, 1667326, 1843646, 2238713, 2531249, 2829043, 4318013, 4477426, 5062498, 5658086, 5835641, 6870533, 8636026, 10486603, 11671282, 11720321, 13741066, 15670991, 20973206, 23440642, 31341982, 48093731, 73406221, 82042247, 96187462, 146812442, 164084494, 199245457, 398490914, 1394718199, 2789436398]

約数ペア:

[(1, 2789436398), (2, 1394718199), (7, 398490914), (14, 199245457), (17, 164084494), (19, 146812442), (29, 96187462), (34, 82042247), (38, 73406221), (58, 48093731), (89, 31341982), (119, 23440642), (133, 20973206), (178, 15670991), (203, 13741066), (238, 11720321), (239, 11671282), (266, 10486603), (323, 8636026), (406, 6870533), (478, 5835641), (493, 5658086), (551, 5062498), (623, 4477426), (646, 4318013), (986, 2829043), (1102, 2531249), (1246, 2238713), (1513, 1843646), (1673, 1667326), (1691, 1649578), (2261, 1233718), (2581, 1080758), (3026, 921823), (3346, 833663), (3382, 824789), (3451, 808298), (3857, 723214), (4063, 686546), (4522, 616859), (4541, 614278), (5162, 540379), (6902, 404149), (6931, 402458), (7714, 361607), (8126, 343273), (9082, 307139), (9367, 297794), (10591, 263378), (11837, 235654), (13862, 201229), (18067, 154394), (18734, 148897), (21182, 131689), (21271, 131138), (23674, 117827), (28441, 98078), (28747, 97034), (31787, 87754), (36134, 77197), (42542, 65569), (43877, 63574), (48517, 57494), (49039, 56882)]