81253823

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{11527}}^1$

素因数の和:11606

約数の個数: 16

約数和(自身を含む): 99601920

約数和(自身を除く): 18348097

約数列:

[1, 7, 19, 53, 133, 371, 1007, 7049, 11527, 80689, 219013, 610931, 1533091, 4276517, 11607689, 81253823]

約数ペア:

[(1, 81253823), (7, 11607689), (19, 4276517), (53, 1533091), (133, 610931), (371, 219013), (1007, 80689), (7049, 11527)]