28129024

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1427}}^1$

素因数の和:1461

約数の個数: 72

約数和(自身を含む): 70051968

約数和(自身を除く): 41922944

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1427, 1792, 2464, 2816, 2854, 4928, 5708, 9856, 9989, 11416, 15697, 19712, 19978, 22832, 31394, 39956, 45664, 62788, 79912, 91328, 109879, 125576, 159824, 182656, 219758, 251152, 319648, 365312, 439516, 502304, 639296, 879032, 1004608, 1278592, 1758064, 2009216, 2557184, 3516128, 4018432, 7032256, 14064512, 28129024]

約数ペア:

[(1, 28129024), (2, 14064512), (4, 7032256), (7, 4018432), (8, 3516128), (11, 2557184), (14, 2009216), (16, 1758064), (22, 1278592), (28, 1004608), (32, 879032), (44, 639296), (56, 502304), (64, 439516), (77, 365312), (88, 319648), (112, 251152), (128, 219758), (154, 182656), (176, 159824), (224, 125576), (256, 109879), (308, 91328), (352, 79912), (448, 62788), (616, 45664), (704, 39956), (896, 31394), (1232, 22832), (1408, 19978), (1427, 19712), (1792, 15697), (2464, 11416), (2816, 9989), (2854, 9856), (4928, 5708)]