28157668

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8311}}^1$

素因数の和:8344

約数の個数: 36

約数和(自身を含む): 61907776

約数和(自身を除く): 33750108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 8311, 16622, 33244, 58177, 91421, 116354, 182842, 232708, 365684, 639947, 1005631, 1279894, 2011262, 2559788, 4022524, 7039417, 14078834, 28157668]

約数ペア:

[(1, 28157668), (2, 14078834), (4, 7039417), (7, 4022524), (11, 2559788), (14, 2011262), (22, 1279894), (28, 1005631), (44, 639947), (77, 365684), (121, 232708), (154, 182842), (242, 116354), (308, 91421), (484, 58177), (847, 33244), (1694, 16622), (3388, 8311)]