39081728

素因数分解:

$2^8\times 7^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 90410208

約数和(自身を除く): 51328480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 113, 128, 193, 224, 226, 256, 386, 448, 452, 772, 791, 896, 904, 1351, 1544, 1582, 1792, 1808, 2702, 3088, 3164, 3616, 5404, 6176, 6328, 7232, 10808, 12352, 12656, 14464, 21616, 21809, 24704, 25312, 28928, 43232, 43618, 49408, 50624, 86464, 87236, 101248, 152663, 172928, 174472, 202496, 305326, 345856, 348944, 610652, 697888, 1221304, 1395776, 2442608, 2791552, 4885216, 5583104, 9770432, 19540864, 39081728]

約数ペア:

[(1, 39081728), (2, 19540864), (4, 9770432), (7, 5583104), (8, 4885216), (14, 2791552), (16, 2442608), (28, 1395776), (32, 1221304), (56, 697888), (64, 610652), (112, 348944), (113, 345856), (128, 305326), (193, 202496), (224, 174472), (226, 172928), (256, 152663), (386, 101248), (448, 87236), (452, 86464), (772, 50624), (791, 49408), (896, 43618), (904, 43232), (1351, 28928), (1544, 25312), (1582, 24704), (1792, 21809), (1808, 21616), (2702, 14464), (3088, 12656), (3164, 12352), (3616, 10808), (5404, 7232), (6176, 6328)]