27720771

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{6521}}^1$

素因数の和:6646

約数の個数: 16

約数和(自身を含む): 40175520

約数和(自身を除く): 12454749

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 6521, 19563, 84773, 254319, 710789, 2132367, 9240257, 27720771]

約数ペア:

[(1, 27720771), (3, 9240257), (13, 2132367), (39, 710789), (109, 254319), (327, 84773), (1417, 19563), (4251, 6521)]