29128221

素因数分解:

$3^3\times {\mathrm{347}}^1\times {\mathrm{3109}}^1$

素因数の和:3465

約数の個数: 16

約数和(自身を含む): 43291200

約数和(自身を除く): 14162979

約数列:

[1, 3, 9, 27, 347, 1041, 3109, 3123, 9327, 9369, 27981, 83943, 1078823, 3236469, 9709407, 29128221]

約数ペア:

[(1, 29128221), (3, 9709407), (9, 3236469), (27, 1078823), (347, 83943), (1041, 27981), (3109, 9369), (3123, 9327)]