142638321

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{32191}}^1$

素因数の和:32412

約数の個数: 16

約数和(自身を含む): 218390528

約数和(自身を除く): 75752207

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 32191, 96573, 225337, 676011, 6792301, 20376903, 47546107, 142638321]

約数ペア:

[(1, 142638321), (3, 47546107), (7, 20376903), (21, 6792301), (211, 676011), (633, 225337), (1477, 96573), (4431, 32191)]