51728831

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:575

約数の個数: 24

約数和(自身を含む): 65563680

約数和(自身を除く): 13834849

約数列:

[1, 7, 11, 77, 121, 157, 389, 847, 1099, 1727, 2723, 4279, 12089, 18997, 29953, 47069, 61073, 132979, 329483, 427511, 671803, 4702621, 7389833, 51728831]

約数ペア:

[(1, 51728831), (7, 7389833), (11, 4702621), (77, 671803), (121, 427511), (157, 329483), (389, 132979), (847, 61073), (1099, 47069), (1727, 29953), (2723, 18997), (4279, 12089)]