211248891

素因数分解:

$3^7\times 7^1\times {\mathrm{13799}}^1$

素因数の和:13827

約数の個数: 32

約数和(自身を含む): 362112000

約数和(自身を除く): 150863109

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 2187, 5103, 13799, 15309, 41397, 96593, 124191, 289779, 372573, 869337, 1117719, 2608011, 3353157, 7824033, 10059471, 23472099, 30178413, 70416297, 211248891]

約数ペア:

[(1, 211248891), (3, 70416297), (7, 30178413), (9, 23472099), (21, 10059471), (27, 7824033), (63, 3353157), (81, 2608011), (189, 1117719), (243, 869337), (567, 372573), (729, 289779), (1701, 124191), (2187, 96593), (5103, 41397), (13799, 15309)]