28333312

素因数分解:

$2^8\times 7^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 65702336

約数和(自身を除く): 37369024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 163, 194, 224, 256, 326, 388, 448, 652, 679, 776, 896, 1141, 1304, 1358, 1552, 1792, 2282, 2608, 2716, 3104, 4564, 5216, 5432, 6208, 9128, 10432, 10864, 12416, 15811, 18256, 20864, 21728, 24832, 31622, 36512, 41728, 43456, 63244, 73024, 86912, 110677, 126488, 146048, 173824, 221354, 252976, 292096, 442708, 505952, 885416, 1011904, 1770832, 2023808, 3541664, 4047616, 7083328, 14166656, 28333312]

約数ペア:

[(1, 28333312), (2, 14166656), (4, 7083328), (7, 4047616), (8, 3541664), (14, 2023808), (16, 1770832), (28, 1011904), (32, 885416), (56, 505952), (64, 442708), (97, 292096), (112, 252976), (128, 221354), (163, 173824), (194, 146048), (224, 126488), (256, 110677), (326, 86912), (388, 73024), (448, 63244), (652, 43456), (679, 41728), (776, 36512), (896, 31622), (1141, 24832), (1304, 21728), (1358, 20864), (1552, 18256), (1792, 15811), (2282, 12416), (2608, 10864), (2716, 10432), (3104, 9128), (4564, 6208), (5216, 5432)]