289350842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{66763}}^1$

素因数の和:66973

約数の個数: 16

約数和(自身を含む): 475893792

約数和(自身を除く): 186542950

約数列:

[1, 2, 11, 22, 197, 394, 2167, 4334, 66763, 133526, 734393, 1468786, 13152311, 26304622, 144675421, 289350842]

約数ペア:

[(1, 289350842), (2, 144675421), (11, 26304622), (22, 13152311), (197, 1468786), (394, 734393), (2167, 133526), (4334, 66763)]