7904288

素因数分解:

$2^5\times 7^2\times {\mathrm{71}}^2$

素因数の和:166

約数の個数: 54

約数和(自身を含む): 18360783

約数和(自身を除く): 10456495

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 71, 98, 112, 142, 196, 224, 284, 392, 497, 568, 784, 994, 1136, 1568, 1988, 2272, 3479, 3976, 5041, 6958, 7952, 10082, 13916, 15904, 20164, 27832, 35287, 40328, 55664, 70574, 80656, 111328, 141148, 161312, 247009, 282296, 494018, 564592, 988036, 1129184, 1976072, 3952144, 7904288]

約数ペア:

[(1, 7904288), (2, 3952144), (4, 1976072), (7, 1129184), (8, 988036), (14, 564592), (16, 494018), (28, 282296), (32, 247009), (49, 161312), (56, 141148), (71, 111328), (98, 80656), (112, 70574), (142, 55664), (196, 40328), (224, 35287), (284, 27832), (392, 20164), (497, 15904), (568, 13916), (784, 10082), (994, 7952), (1136, 6958), (1568, 5041), (1988, 3976), (2272, 3479)]