31615727

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 37984800

約数和(自身を除く): 6369073

約数列:

[1, 11, 13, 101, 121, 143, 199, 1111, 1313, 1573, 2189, 2587, 12221, 14443, 20099, 24079, 28457, 158873, 221089, 261287, 313027, 2431979, 2874157, 31615727]

約数ペア:

[(1, 31615727), (11, 2874157), (13, 2431979), (101, 313027), (121, 261287), (143, 221089), (199, 158873), (1111, 28457), (1313, 24079), (1573, 20099), (2189, 14443), (2587, 12221)]