977881856

素因数分解:

$2^8\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 2386083840

約数和(自身を除く): 1408201984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 32, 56, 58, 62, 64, 112, 116, 124, 128, 203, 217, 224, 232, 248, 256, 406, 434, 448, 464, 496, 607, 812, 868, 896, 899, 928, 992, 1214, 1624, 1736, 1792, 1798, 1856, 1984, 2428, 3248, 3472, 3596, 3712, 3968, 4249, 4856, 6293, 6496, 6944, 7192, 7424, 7936, 8498, 9712, 12586, 12992, 13888, 14384, 16996, 17603, 18817, 19424, 25172, 25984, 27776, 28768, 33992, 35206, 37634, 38848, 50344, 51968, 55552, 57536, 67984, 70412, 75268, 77696, 100688, 115072, 123221, 131719, 135968, 140824, 150536, 155392, 201376, 230144, 246442, 263438, 271936, 281648, 301072, 402752, 492884, 526876, 543872, 545693, 563296, 602144, 805504, 985768, 1053752, 1087744, 1091386, 1126592, 1204288, 1611008, 1971536, 2107504, 2182772, 2253184, 2408576, 3819851, 3943072, 4215008, 4365544, 4506368, 4817152, 7639702, 7886144, 8430016, 8731088, 15279404, 15772288, 16860032, 17462176, 30558808, 31544576, 33720064, 34924352, 61117616, 69848704, 122235232, 139697408, 244470464, 488940928, 977881856]

約数ペア:

[(1, 977881856), (2, 488940928), (4, 244470464), (7, 139697408), (8, 122235232), (14, 69848704), (16, 61117616), (28, 34924352), (29, 33720064), (31, 31544576), (32, 30558808), (56, 17462176), (58, 16860032), (62, 15772288), (64, 15279404), (112, 8731088), (116, 8430016), (124, 7886144), (128, 7639702), (203, 4817152), (217, 4506368), (224, 4365544), (232, 4215008), (248, 3943072), (256, 3819851), (406, 2408576), (434, 2253184), (448, 2182772), (464, 2107504), (496, 1971536), (607, 1611008), (812, 1204288), (868, 1126592), (896, 1091386), (899, 1087744), (928, 1053752), (992, 985768), (1214, 805504), (1624, 602144), (1736, 563296), (1792, 545693), (1798, 543872), (1856, 526876), (1984, 492884), (2428, 402752), (3248, 301072), (3472, 281648), (3596, 271936), (3712, 263438), (3968, 246442), (4249, 230144), (4856, 201376), (6293, 155392), (6496, 150536), (6944, 140824), (7192, 135968), (7424, 131719), (7936, 123221), (8498, 115072), (9712, 100688), (12586, 77696), (12992, 75268), (13888, 70412), (14384, 67984), (16996, 57536), (17603, 55552), (18817, 51968), (19424, 50344), (25172, 38848), (25984, 37634), (27776, 35206), (28768, 33992)]