28298290

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{499}}^1$

素因数の和:666

約数の個数: 32

約数和(自身を含む): 52488000

約数和(自身を除く): 24189710

約数列:

[1, 2, 5, 10, 53, 106, 107, 214, 265, 499, 530, 535, 998, 1070, 2495, 4990, 5671, 11342, 26447, 28355, 52894, 53393, 56710, 106786, 132235, 264470, 266965, 533930, 2829829, 5659658, 14149145, 28298290]

約数ペア:

[(1, 28298290), (2, 14149145), (5, 5659658), (10, 2829829), (53, 533930), (106, 266965), (107, 264470), (214, 132235), (265, 106786), (499, 56710), (530, 53393), (535, 52894), (998, 28355), (1070, 26447), (2495, 11342), (4990, 5671)]