31408384

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1031}}^1$

素因数の和:1071

約数の個数: 72

約数和(自身を含む): 75938688

約数和(自身を除く): 44530304

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 256, 272, 448, 476, 544, 896, 952, 1031, 1088, 1792, 1904, 2062, 2176, 3808, 4124, 4352, 7217, 7616, 8248, 14434, 15232, 16496, 17527, 28868, 30464, 32992, 35054, 57736, 65984, 70108, 115472, 122689, 131968, 140216, 230944, 245378, 263936, 280432, 461888, 490756, 560864, 923776, 981512, 1121728, 1847552, 1963024, 2243456, 3926048, 4486912, 7852096, 15704192, 31408384]

約数ペア:

[(1, 31408384), (2, 15704192), (4, 7852096), (7, 4486912), (8, 3926048), (14, 2243456), (16, 1963024), (17, 1847552), (28, 1121728), (32, 981512), (34, 923776), (56, 560864), (64, 490756), (68, 461888), (112, 280432), (119, 263936), (128, 245378), (136, 230944), (224, 140216), (238, 131968), (256, 122689), (272, 115472), (448, 70108), (476, 65984), (544, 57736), (896, 35054), (952, 32992), (1031, 30464), (1088, 28868), (1792, 17527), (1904, 16496), (2062, 15232), (2176, 14434), (3808, 8248), (4124, 7616), (4352, 7217)]