81756051

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1069}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 122955840

約数和(自身を除く): 41199789

約数列:

[1, 3, 13, 37, 39, 53, 111, 159, 481, 689, 1069, 1443, 1961, 2067, 3207, 5883, 13897, 25493, 39553, 41691, 56657, 76479, 118659, 169971, 514189, 736541, 1542567, 2096309, 2209623, 6288927, 27252017, 81756051]

約数ペア:

[(1, 81756051), (3, 27252017), (13, 6288927), (37, 2209623), (39, 2096309), (53, 1542567), (111, 736541), (159, 514189), (481, 169971), (689, 118659), (1069, 76479), (1443, 56657), (1961, 41691), (2067, 39553), (3207, 25493), (5883, 13897)]