81205346

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1\times {\mathrm{1777}}^1$

素因数の和:2165

約数の個数: 16

約数和(自身を含む): 123940824

約数和(自身を除く): 42735478

約数列:

[1, 2, 73, 146, 313, 626, 1777, 3554, 22849, 45698, 129721, 259442, 556201, 1112402, 40602673, 81205346]

約数ペア:

[(1, 81205346), (2, 40602673), (73, 1112402), (146, 556201), (313, 259442), (626, 129721), (1777, 45698), (3554, 22849)]