68752719

素因数分解:

$3^9\times 7^1\times {\mathrm{499}}^1$

素因数の和:533

約数の個数: 40

約数和(自身を含む): 118096000

約数和(自身を除く): 49343281

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 499, 567, 729, 1497, 1701, 2187, 3493, 4491, 5103, 6561, 10479, 13473, 15309, 19683, 31437, 40419, 45927, 94311, 121257, 137781, 282933, 363771, 848799, 1091313, 2546397, 3273939, 7639191, 9821817, 22917573, 68752719]

約数ペア:

[(1, 68752719), (3, 22917573), (7, 9821817), (9, 7639191), (21, 3273939), (27, 2546397), (63, 1091313), (81, 848799), (189, 363771), (243, 282933), (499, 137781), (567, 121257), (729, 94311), (1497, 45927), (1701, 40419), (2187, 31437), (3493, 19683), (4491, 15309), (5103, 13473), (6561, 10479)]