207328513

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 258128640

約数和(自身を除く): 50800127

約数列:

[1, 7, 19, 41, 133, 193, 197, 287, 779, 1351, 1379, 3667, 3743, 5453, 7913, 8077, 25669, 26201, 38021, 55391, 56539, 150347, 153463, 266147, 722399, 1052429, 1074241, 1558861, 5056793, 10912027, 29618359, 207328513]

約数ペア:

[(1, 207328513), (7, 29618359), (19, 10912027), (41, 5056793), (133, 1558861), (193, 1074241), (197, 1052429), (287, 722399), (779, 266147), (1351, 153463), (1379, 150347), (3667, 56539), (3743, 55391), (5453, 38021), (7913, 26201), (8077, 25669)]