81391453

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15383}}^1$

素因数の和:15444

約数の個数: 16

約数和(自身を含む): 98211456

約数和(自身を除く): 16820003

約数列:

[1, 11, 13, 37, 143, 407, 481, 5291, 15383, 169213, 199979, 569171, 2199769, 6260881, 7399223, 81391453]

約数ペア:

[(1, 81391453), (11, 7399223), (13, 6260881), (37, 2199769), (143, 569171), (407, 199979), (481, 169213), (5291, 15383)]