1780452009

素因数分解:

$3^8\times 7^1\times {\mathrm{38767}}^1$

素因数の和:38798

約数の個数: 36

約数和(自身を含む): 3052127104

約数和(自身を除く): 1271675095

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 6561, 15309, 38767, 45927, 116301, 271369, 348903, 814107, 1046709, 2442321, 3140127, 7326963, 9420381, 21980889, 28261143, 65942667, 84783429, 197828001, 254350287, 593484003, 1780452009]

約数ペア:

[(1, 1780452009), (3, 593484003), (7, 254350287), (9, 197828001), (21, 84783429), (27, 65942667), (63, 28261143), (81, 21980889), (189, 9420381), (243, 7326963), (567, 3140127), (729, 2442321), (1701, 1046709), (2187, 814107), (5103, 348903), (6561, 271369), (15309, 116301), (38767, 45927)]