28174149

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 44667168

約数和(自身を除く): 16493019

約数列:

[1, 3, 9, 23, 27, 69, 71, 81, 207, 213, 243, 621, 639, 1633, 1863, 1917, 4899, 5041, 5589, 5751, 14697, 15123, 17253, 44091, 45369, 115943, 132273, 136107, 347829, 396819, 408321, 1043487, 1224963, 3130461, 9391383, 28174149]

約数ペア:

[(1, 28174149), (3, 9391383), (9, 3130461), (23, 1224963), (27, 1043487), (69, 408321), (71, 396819), (81, 347829), (207, 136107), (213, 132273), (243, 115943), (621, 45369), (639, 44091), (1633, 17253), (1863, 15123), (1917, 14697), (4899, 5751), (5041, 5589)]