826686

素因数分解:

$2^1\times 3^{10}\times 7^1$

素因数の和:39

約数の個数: 44

約数和(自身を含む): 2125752

約数和(自身を除く): 1299066

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2187, 3402, 4374, 5103, 6561, 10206, 13122, 15309, 19683, 30618, 39366, 45927, 59049, 91854, 118098, 137781, 275562, 413343, 826686]

約数ペア:

[(1, 826686), (2, 413343), (3, 275562), (6, 137781), (7, 118098), (9, 91854), (14, 59049), (18, 45927), (21, 39366), (27, 30618), (42, 19683), (54, 15309), (63, 13122), (81, 10206), (126, 6561), (162, 5103), (189, 4374), (243, 3402), (378, 2187), (486, 1701), (567, 1458), (729, 1134)]