28991788

素因数分解:

$2^2\times 7^1\times {\mathrm{829}}^1\times {\mathrm{1249}}^1$

素因数の和:2089

約数の個数: 24

約数和(自身を含む): 58100000

約数和(自身を除く): 29108212

約数列:

[1, 2, 4, 7, 14, 28, 829, 1249, 1658, 2498, 3316, 4996, 5803, 8743, 11606, 17486, 23212, 34972, 1035421, 2070842, 4141684, 7247947, 14495894, 28991788]

約数ペア:

[(1, 28991788), (2, 14495894), (4, 7247947), (7, 4141684), (14, 2070842), (28, 1035421), (829, 34972), (1249, 23212), (1658, 17486), (2498, 11606), (3316, 8743), (4996, 5803)]