28147262

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 24137698

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 121, 143, 242, 253, 286, 299, 389, 506, 598, 778, 1573, 2783, 3146, 3289, 4279, 5057, 5566, 6578, 8558, 8947, 10114, 17894, 36179, 47069, 55627, 72358, 94138, 98417, 111254, 116311, 196834, 232622, 611897, 1082587, 1223794, 1279421, 2165174, 2558842, 14073631, 28147262]

約数ペア:

[(1, 28147262), (2, 14073631), (11, 2558842), (13, 2165174), (22, 1279421), (23, 1223794), (26, 1082587), (46, 611897), (121, 232622), (143, 196834), (242, 116311), (253, 111254), (286, 98417), (299, 94138), (389, 72358), (506, 55627), (598, 47069), (778, 36179), (1573, 17894), (2783, 10114), (3146, 8947), (3289, 8558), (4279, 6578), (5057, 5566)]