13888168

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 30780000

約数和(自身を除く): 16891832

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 499, 568, 994, 998, 1988, 1996, 3479, 3493, 3976, 3992, 6958, 6986, 13916, 13972, 24451, 27832, 27944, 35429, 48902, 70858, 97804, 141716, 195608, 248003, 283432, 496006, 992012, 1736021, 1984024, 3472042, 6944084, 13888168]

約数ペア:

[(1, 13888168), (2, 6944084), (4, 3472042), (7, 1984024), (8, 1736021), (14, 992012), (28, 496006), (49, 283432), (56, 248003), (71, 195608), (98, 141716), (142, 97804), (196, 70858), (284, 48902), (392, 35429), (497, 27944), (499, 27832), (568, 24451), (994, 13972), (998, 13916), (1988, 6986), (1996, 6958), (3479, 3992), (3493, 3976)]