18013401

素因数分解:

$3^3\times 7^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 30720000

約数和(自身を除く): 12706599

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 191, 499, 573, 1337, 1497, 1719, 3493, 4011, 4491, 5157, 10479, 12033, 13473, 31437, 36099, 94311, 95309, 285927, 667163, 857781, 2001489, 2573343, 6004467, 18013401]

約数ペア:

[(1, 18013401), (3, 6004467), (7, 2573343), (9, 2001489), (21, 857781), (27, 667163), (63, 285927), (189, 95309), (191, 94311), (499, 36099), (573, 31437), (1337, 13473), (1497, 12033), (1719, 10479), (3493, 5157), (4011, 4491)]