258121277

素因数分解:

${\mathrm{127}}^1\times {\mathrm{631}}^1\times {\mathrm{3221}}^1$

素因数の和:3979

約数の個数: 8

約数和(自身を含む): 260646912

約数和(自身を除く): 2525635

約数列:

[1, 127, 631, 3221, 80137, 409067, 2032451, 258121277]

約数ペア:

[(1, 258121277), (127, 2032451), (631, 409067), (3221, 80137)]