81255031

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:547

約数の個数: 24

約数和(自身を含む): 97107120

約数和(自身を除く): 15852089

約数列:

[1, 11, 13, 109, 143, 169, 401, 1199, 1417, 1859, 4411, 5213, 15587, 18421, 43709, 57343, 67769, 202631, 480799, 568217, 745459, 6250387, 7386821, 81255031]

約数ペア:

[(1, 81255031), (11, 7386821), (13, 6250387), (109, 745459), (143, 568217), (169, 480799), (401, 202631), (1199, 67769), (1417, 57343), (1859, 43709), (4411, 18421), (5213, 15587)]