81209414

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283949}}^1$

素因数の和:283975

約数の個数: 16

約数和(自身を含む): 143110800

約数和(自身を除く): 61901386

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 283949, 567898, 3123439, 3691337, 6246878, 7382674, 40604707, 81209414]

約数ペア:

[(1, 81209414), (2, 40604707), (11, 7382674), (13, 6246878), (22, 3691337), (26, 3123439), (143, 567898), (286, 283949)]