28129794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{60887}}^1$

素因数の和:60910

約数の個数: 32

約数和(自身を含む): 70142976

約数和(自身を除く): 42013182

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 60887, 121774, 182661, 365322, 426209, 669757, 852418, 1278627, 1339514, 2009271, 2557254, 4018542, 4688299, 9376598, 14064897, 28129794]

約数ペア:

[(1, 28129794), (2, 14064897), (3, 9376598), (6, 4688299), (7, 4018542), (11, 2557254), (14, 2009271), (21, 1339514), (22, 1278627), (33, 852418), (42, 669757), (66, 426209), (77, 365322), (154, 182661), (231, 121774), (462, 60887)]