8782263

素因数分解:

$3^6\times 7^1\times {\mathrm{1721}}^1$

素因数の和:1746

約数の個数: 28

約数和(自身を含む): 15057168

約数和(自身を除く): 6274905

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 1721, 5103, 5163, 12047, 15489, 36141, 46467, 108423, 139401, 325269, 418203, 975807, 1254609, 2927421, 8782263]

約数ペア:

[(1, 8782263), (3, 2927421), (7, 1254609), (9, 975807), (21, 418203), (27, 325269), (63, 139401), (81, 108423), (189, 46467), (243, 36141), (567, 15489), (729, 12047), (1701, 5163), (1721, 5103)]