31135143

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{311}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 47803392

約数和(自身を除く): 16668249

約数列:

[1, 3, 13, 17, 39, 51, 151, 221, 311, 453, 663, 933, 1963, 2567, 4043, 5287, 5889, 7701, 12129, 15861, 33371, 46961, 68731, 100113, 140883, 206193, 610493, 798337, 1831479, 2395011, 10378381, 31135143]

約数ペア:

[(1, 31135143), (3, 10378381), (13, 2395011), (17, 1831479), (39, 798337), (51, 610493), (151, 206193), (221, 140883), (311, 100113), (453, 68731), (663, 46961), (933, 33371), (1963, 15861), (2567, 12129), (4043, 7701), (5287, 5889)]