131716984

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{4621}}^1$

素因数の和:5143

約数の個数: 32

約数和(自身を含む): 282866400

約数和(自身を除く): 151149416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 1018, 2036, 3563, 4072, 4621, 7126, 9242, 14252, 18484, 28504, 32347, 36968, 64694, 129388, 258776, 2352089, 4704178, 9408356, 16464623, 18816712, 32929246, 65858492, 131716984]

約数ペア:

[(1, 131716984), (2, 65858492), (4, 32929246), (7, 18816712), (8, 16464623), (14, 9408356), (28, 4704178), (56, 2352089), (509, 258776), (1018, 129388), (2036, 64694), (3563, 36968), (4072, 32347), (4621, 28504), (7126, 18484), (9242, 14252)]