1268715745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1871}}^1\times {\mathrm{12329}}^1$

素因数の和:14216

約数の個数: 16

約数和(自身を含む): 1661886720

約数和(自身を除く): 393170975

約数列:

[1, 5, 11, 55, 1871, 9355, 12329, 20581, 61645, 102905, 135619, 678095, 23067559, 115337795, 253743149, 1268715745]

約数ペア:

[(1, 1268715745), (5, 253743149), (11, 115337795), (55, 23067559), (1871, 678095), (9355, 135619), (12329, 102905), (20581, 61645)]