27945742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{17891}}^1$

素因数の和:17975

約数の個数: 16

約数和(自身を含む): 46376064

約数和(自身を除く): 18430322

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 17891, 35782, 196801, 393602, 1270261, 2540522, 13972871, 27945742]

約数ペア:

[(1, 27945742), (2, 13972871), (11, 2540522), (22, 1270261), (71, 393602), (142, 196801), (781, 35782), (1562, 17891)]