71289881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{827}}^1$

素因数の和:1208

約数の個数: 16

約数和(自身を含む): 81144000

約数和(自身を除く): 9854119

約数列:

[1, 13, 19, 247, 349, 827, 4537, 6631, 10751, 15713, 86203, 204269, 288623, 3752099, 5483837, 71289881]

約数ペア:

[(1, 71289881), (13, 5483837), (19, 3752099), (247, 288623), (349, 204269), (827, 86203), (4537, 15713), (6631, 10751)]