1077880013

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{261431}}^1$

素因数の和:261488

約数の個数: 16

約数和(自身を含む): 1338531840

約数和(自身を除く): 260651827

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 261431, 1830017, 4967189, 8104361, 34770323, 56730527, 153982859, 1077880013]

約数ペア:

[(1, 1077880013), (7, 153982859), (19, 56730527), (31, 34770323), (133, 8104361), (217, 4967189), (589, 1830017), (4123, 261431)]