53217837

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 88352640

約数和(自身を除く): 35134803

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 71, 153, 207, 213, 391, 459, 621, 639, 1173, 1207, 1633, 1917, 3519, 3621, 4899, 5041, 10557, 10863, 14697, 15123, 27761, 32589, 44091, 45369, 83283, 85697, 115943, 136107, 249849, 257091, 347829, 749547, 771273, 1043487, 1971031, 2313819, 3130461, 5913093, 17739279, 53217837]

約数ペア:

[(1, 53217837), (3, 17739279), (9, 5913093), (17, 3130461), (23, 2313819), (27, 1971031), (51, 1043487), (69, 771273), (71, 749547), (153, 347829), (207, 257091), (213, 249849), (391, 136107), (459, 115943), (621, 85697), (639, 83283), (1173, 45369), (1207, 44091), (1633, 32589), (1917, 27761), (3519, 15123), (3621, 14697), (4899, 10863), (5041, 10557)]