2993289

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 32

約数和(自身を含む): 4644864

約数和(自身を除く): 1651575

約数列:

[1, 3, 13, 23, 39, 47, 69, 71, 141, 213, 299, 611, 897, 923, 1081, 1633, 1833, 2769, 3243, 3337, 4899, 10011, 14053, 21229, 42159, 43381, 63687, 76751, 130143, 230253, 997763, 2993289]

約数ペア:

[(1, 2993289), (3, 997763), (13, 230253), (23, 130143), (39, 76751), (47, 63687), (69, 43381), (71, 42159), (141, 21229), (213, 14053), (299, 10011), (611, 4899), (897, 3337), (923, 3243), (1081, 2769), (1633, 1833)]