31591833

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1193}}^1$

素因数の和:1313

約数の個数: 32

約数和(自身を含む): 52421376

約数和(自身を除く): 20829543

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1193, 1261, 2037, 3579, 3783, 8351, 8827, 15509, 25053, 26481, 46527, 108563, 115721, 325689, 347163, 810047, 1504373, 2430141, 4513119, 10530611, 31591833]

約数ペア:

[(1, 31591833), (3, 10530611), (7, 4513119), (13, 2430141), (21, 1504373), (39, 810047), (91, 347163), (97, 325689), (273, 115721), (291, 108563), (679, 46527), (1193, 26481), (1261, 25053), (2037, 15509), (3579, 8827), (3783, 8351)]