138965176

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4993}}^1$

素因数の和:5084

約数の個数: 48

約数和(自身を含む): 307430640

約数和(自身を除く): 168465464

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 568, 994, 1988, 3479, 3976, 4993, 6958, 9986, 13916, 19972, 27832, 34951, 39944, 69902, 139804, 244657, 279608, 354503, 489314, 709006, 978628, 1418012, 1957256, 2481521, 2836024, 4963042, 9926084, 17370647, 19852168, 34741294, 69482588, 138965176]

約数ペア:

[(1, 138965176), (2, 69482588), (4, 34741294), (7, 19852168), (8, 17370647), (14, 9926084), (28, 4963042), (49, 2836024), (56, 2481521), (71, 1957256), (98, 1418012), (142, 978628), (196, 709006), (284, 489314), (392, 354503), (497, 279608), (568, 244657), (994, 139804), (1988, 69902), (3479, 39944), (3976, 34951), (4993, 27832), (6958, 19972), (9986, 13916)]