131511296

素因数分解:

$2^{10}\times 7^2\times {\mathrm{2621}}^1$

素因数の和:2655

約数の個数: 66

約数和(自身を含む): 305932338

約数和(自身を除く): 174421042

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2621, 3136, 3584, 5242, 6272, 7168, 10484, 12544, 18347, 20968, 25088, 36694, 41936, 50176, 73388, 83872, 128429, 146776, 167744, 256858, 293552, 335488, 513716, 587104, 670976, 1027432, 1174208, 1341952, 2054864, 2348416, 2683904, 4109728, 4696832, 8219456, 9393664, 16438912, 18787328, 32877824, 65755648, 131511296]

約数ペア:

[(1, 131511296), (2, 65755648), (4, 32877824), (7, 18787328), (8, 16438912), (14, 9393664), (16, 8219456), (28, 4696832), (32, 4109728), (49, 2683904), (56, 2348416), (64, 2054864), (98, 1341952), (112, 1174208), (128, 1027432), (196, 670976), (224, 587104), (256, 513716), (392, 335488), (448, 293552), (512, 256858), (784, 167744), (896, 146776), (1024, 128429), (1568, 83872), (1792, 73388), (2621, 50176), (3136, 41936), (3584, 36694), (5242, 25088), (6272, 20968), (7168, 18347), (10484, 12544)]