27931707

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{2267}}^1$

素因数の和:2347

約数の個数: 18

約数和(自身を含む): 41483988

約数和(自身を除く): 13552281

約数列:

[1, 3, 9, 37, 111, 333, 1369, 2267, 4107, 6801, 12321, 20403, 83879, 251637, 754911, 3103523, 9310569, 27931707]

約数ペア:

[(1, 27931707), (3, 9310569), (9, 3103523), (37, 754911), (111, 251637), (333, 83879), (1369, 20403), (2267, 12321), (4107, 6801)]