31318573

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{991}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 39211776

約数和(自身を除く): 7893203

約数列:

[1, 11, 13, 17, 143, 169, 187, 221, 991, 1859, 2431, 2873, 10901, 12883, 16847, 31603, 141713, 167479, 185317, 219011, 1842269, 2409121, 2847143, 31318573]

約数ペア:

[(1, 31318573), (11, 2847143), (13, 2409121), (17, 1842269), (143, 219011), (169, 185317), (187, 167479), (221, 141713), (991, 31603), (1859, 16847), (2431, 12883), (2873, 10901)]