1056321

素因数分解:

$3^8\times 7^1\times {\mathrm{23}}^1$

素因数の和:54

約数の個数: 36

約数和(自身を含む): 1889472

約数和(自身を除く): 833151

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 483, 567, 621, 729, 1449, 1701, 1863, 2187, 4347, 5103, 5589, 6561, 13041, 15309, 16767, 39123, 45927, 50301, 117369, 150903, 352107, 1056321]

約数ペア:

[(1, 1056321), (3, 352107), (7, 150903), (9, 117369), (21, 50301), (23, 45927), (27, 39123), (63, 16767), (69, 15309), (81, 13041), (161, 6561), (189, 5589), (207, 5103), (243, 4347), (483, 2187), (567, 1863), (621, 1701), (729, 1449)]