27860889

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1559}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 45527040

約数和(自身を除く): 17666151

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 259, 483, 777, 851, 1559, 2553, 4677, 5957, 10913, 17871, 32739, 35857, 57683, 107571, 173049, 250999, 403781, 752997, 1211343, 1326709, 3980127, 9286963, 27860889]

約数ペア:

[(1, 27860889), (3, 9286963), (7, 3980127), (21, 1326709), (23, 1211343), (37, 752997), (69, 403781), (111, 250999), (161, 173049), (259, 107571), (483, 57683), (777, 35857), (851, 32739), (1559, 17871), (2553, 10913), (4677, 5957)]