28305696321

素因数分解:

$3^5\times 7^1\times {\mathrm{16640621}}^1$

素因数の和:16640643

約数の個数: 24

約数和(自身を含む): 48457491264

約数和(自身を除く): 20151794943

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16640621, 49921863, 116484347, 149765589, 349453041, 449296767, 1048359123, 1347890301, 3145077369, 4043670903, 9435232107, 28305696321]

約数ペア:

[(1, 28305696321), (3, 9435232107), (7, 4043670903), (9, 3145077369), (21, 1347890301), (27, 1048359123), (63, 449296767), (81, 349453041), (189, 149765589), (243, 116484347), (567, 49921863), (1701, 16640621)]