85780442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{90677}}^1$

素因数の和:90733

約数の個数: 16

約数和(自身を含む): 143633952

約数和(自身を除く): 57853510

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 90677, 181354, 997447, 1994894, 3899111, 7798222, 42890221, 85780442]

約数ペア:

[(1, 85780442), (2, 42890221), (11, 7798222), (22, 3899111), (43, 1994894), (86, 997447), (473, 181354), (946, 90677)]