997305216

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1$

素因数の和:668

約数の個数: 128

約数和(自身を含む): 2754816000

約数和(自身を除く): 1757510784

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 199, 248, 372, 384, 398, 421, 496, 597, 744, 796, 842, 992, 1194, 1263, 1488, 1592, 1684, 1984, 2388, 2526, 2976, 3184, 3368, 3968, 4776, 5052, 5952, 6169, 6368, 6736, 9552, 10104, 11904, 12338, 12736, 13051, 13472, 18507, 19104, 20208, 24676, 25472, 26102, 26944, 37014, 38208, 39153, 40416, 49352, 52204, 53888, 74028, 76416, 78306, 80832, 83779, 98704, 104408, 148056, 156612, 161664, 167558, 197408, 208816, 251337, 296112, 313224, 335116, 394816, 417632, 502674, 592224, 626448, 670232, 789632, 835264, 1005348, 1184448, 1252896, 1340464, 1670528, 2010696, 2368896, 2505792, 2597149, 2680928, 4021392, 5011584, 5194298, 5361856, 7791447, 8042784, 10388596, 10723712, 15582894, 16085568, 20777192, 31165788, 32171136, 41554384, 62331576, 83108768, 124663152, 166217536, 249326304, 332435072, 498652608, 997305216]

約数ペア:

[(1, 997305216), (2, 498652608), (3, 332435072), (4, 249326304), (6, 166217536), (8, 124663152), (12, 83108768), (16, 62331576), (24, 41554384), (31, 32171136), (32, 31165788), (48, 20777192), (62, 16085568), (64, 15582894), (93, 10723712), (96, 10388596), (124, 8042784), (128, 7791447), (186, 5361856), (192, 5194298), (199, 5011584), (248, 4021392), (372, 2680928), (384, 2597149), (398, 2505792), (421, 2368896), (496, 2010696), (597, 1670528), (744, 1340464), (796, 1252896), (842, 1184448), (992, 1005348), (1194, 835264), (1263, 789632), (1488, 670232), (1592, 626448), (1684, 592224), (1984, 502674), (2388, 417632), (2526, 394816), (2976, 335116), (3184, 313224), (3368, 296112), (3968, 251337), (4776, 208816), (5052, 197408), (5952, 167558), (6169, 161664), (6368, 156612), (6736, 148056), (9552, 104408), (10104, 98704), (11904, 83779), (12338, 80832), (12736, 78306), (13051, 76416), (13472, 74028), (18507, 53888), (19104, 52204), (20208, 49352), (24676, 40416), (25472, 39153), (26102, 38208), (26944, 37014)]