209112384

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:648

約数の個数: 112

約数和(自身を含む): 600252800

約数和(自身を除く): 391140416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 199, 208, 312, 398, 416, 421, 597, 624, 796, 832, 842, 1194, 1248, 1263, 1592, 1684, 2388, 2496, 2526, 2587, 3184, 3368, 4776, 5052, 5174, 5473, 6368, 6736, 7761, 9552, 10104, 10348, 10946, 12736, 13472, 15522, 16419, 19104, 20208, 20696, 21892, 26944, 31044, 32838, 38208, 40416, 41392, 43784, 62088, 65676, 80832, 82784, 83779, 87568, 124176, 131352, 165568, 167558, 175136, 248352, 251337, 262704, 335116, 350272, 496704, 502674, 525408, 670232, 1005348, 1050816, 1089127, 1340464, 2010696, 2178254, 2680928, 3267381, 4021392, 4356508, 5361856, 6534762, 8042784, 8713016, 13069524, 16085568, 17426032, 26139048, 34852064, 52278096, 69704128, 104556192, 209112384]

約数ペア:

[(1, 209112384), (2, 104556192), (3, 69704128), (4, 52278096), (6, 34852064), (8, 26139048), (12, 17426032), (13, 16085568), (16, 13069524), (24, 8713016), (26, 8042784), (32, 6534762), (39, 5361856), (48, 4356508), (52, 4021392), (64, 3267381), (78, 2680928), (96, 2178254), (104, 2010696), (156, 1340464), (192, 1089127), (199, 1050816), (208, 1005348), (312, 670232), (398, 525408), (416, 502674), (421, 496704), (597, 350272), (624, 335116), (796, 262704), (832, 251337), (842, 248352), (1194, 175136), (1248, 167558), (1263, 165568), (1592, 131352), (1684, 124176), (2388, 87568), (2496, 83779), (2526, 82784), (2587, 80832), (3184, 65676), (3368, 62088), (4776, 43784), (5052, 41392), (5174, 40416), (5473, 38208), (6368, 32838), (6736, 31044), (7761, 26944), (9552, 21892), (10104, 20696), (10348, 20208), (10946, 19104), (12736, 16419), (13472, 15522)]