81158519

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{6991}}^1$

素因数の和:7070

約数の個数: 16

約数和(自身を含む): 93972480

約数和(自身を除く): 12813961

約数列:

[1, 13, 19, 47, 247, 611, 893, 6991, 11609, 90883, 132829, 328577, 1726777, 4271501, 6242963, 81158519]

約数ペア:

[(1, 81158519), (13, 6242963), (19, 4271501), (47, 1726777), (247, 328577), (611, 132829), (893, 90883), (6991, 11609)]