81216377

素因数分解:

${\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1\times {\mathrm{293}}^1$

素因数の和:640

約数の個数: 16

約数和(自身を含む): 90091008

約数和(自身を除く): 8874631

約数列:

[1, 11, 113, 223, 293, 1243, 2453, 3223, 25199, 33109, 65339, 277189, 364199, 718729, 7383307, 81216377]

約数ペア:

[(1, 81216377), (11, 7383307), (113, 718729), (223, 364199), (293, 277189), (1243, 65339), (2453, 33109), (3223, 25199)]