260156008

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{9127}}^1$

素因数の和:9649

約数の個数: 32

約数和(自身を含む): 558633600

約数和(自身を除く): 298477592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 1018, 2036, 3563, 4072, 7126, 9127, 14252, 18254, 28504, 36508, 63889, 73016, 127778, 255556, 511112, 4645643, 9291286, 18582572, 32519501, 37165144, 65039002, 130078004, 260156008]

約数ペア:

[(1, 260156008), (2, 130078004), (4, 65039002), (7, 37165144), (8, 32519501), (14, 18582572), (28, 9291286), (56, 4645643), (509, 511112), (1018, 255556), (2036, 127778), (3563, 73016), (4072, 63889), (7126, 36508), (9127, 28504), (14252, 18254)]