28239211

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{28211}}^1$

素因数の和:28242

約数の個数: 16

約数和(自身を含む): 37916928

約数和(自身を除く): 9677717

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 28211, 197477, 310321, 366743, 2172247, 2567201, 4034173, 28239211]

約数ペア:

[(1, 28239211), (7, 4034173), (11, 2567201), (13, 2172247), (77, 366743), (91, 310321), (143, 197477), (1001, 28211)]