28438228

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{11161}}^1$

素因数の和:11192

約数の個数: 36

約数和(自身を含む): 62350932

約数和(自身を除く): 33912704

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 11161, 22322, 44644, 78127, 145093, 156254, 290186, 312508, 546889, 580372, 1015651, 1093778, 2031302, 2187556, 4062604, 7109557, 14219114, 28438228]

約数ペア:

[(1, 28438228), (2, 14219114), (4, 7109557), (7, 4062604), (13, 2187556), (14, 2031302), (26, 1093778), (28, 1015651), (49, 580372), (52, 546889), (91, 312508), (98, 290186), (182, 156254), (196, 145093), (364, 78127), (637, 44644), (1274, 22322), (2548, 11161)]