53638137

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 91428480

約数和(自身を除く): 37790343

約数列:

[1, 3, 7, 9, 21, 63, 73, 107, 109, 219, 321, 327, 511, 657, 749, 763, 963, 981, 1533, 2247, 2289, 4599, 6741, 6867, 7811, 7957, 11663, 23433, 23871, 34989, 54677, 55699, 70299, 71613, 81641, 104967, 164031, 167097, 244923, 492093, 501291, 734769, 851399, 2554197, 5959793, 7662591, 17879379, 53638137]

約数ペア:

[(1, 53638137), (3, 17879379), (7, 7662591), (9, 5959793), (21, 2554197), (63, 851399), (73, 734769), (107, 501291), (109, 492093), (219, 244923), (321, 167097), (327, 164031), (511, 104967), (657, 81641), (749, 71613), (763, 70299), (963, 55699), (981, 54677), (1533, 34989), (2247, 23871), (2289, 23433), (4599, 11663), (6741, 7957), (6867, 7811)]