81254407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{1091}}^1$

素因数の和:1458

約数の個数: 16

約数和(自身を含む): 93012192

約数和(自身を除く): 11757785

約数列:

[1, 13, 17, 221, 337, 1091, 4381, 5729, 14183, 18547, 74477, 241111, 367667, 4779671, 6250339, 81254407]

約数ペア:

[(1, 81254407), (13, 6250339), (17, 4779671), (221, 367667), (337, 241111), (1091, 74477), (4381, 18547), (5729, 14183)]