219399545

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1\times {\mathrm{1327}}^1$

素因数の和:2144

約数の個数: 16

約数和(自身を含む): 269955840

約数和(自身を除く): 50556295

約数列:

[1, 5, 43, 215, 769, 1327, 3845, 6635, 33067, 57061, 165335, 285305, 1020463, 5102315, 43879909, 219399545]

約数ペア:

[(1, 219399545), (5, 43879909), (43, 5102315), (215, 1020463), (769, 285305), (1327, 165335), (3845, 57061), (6635, 33067)]