28464129

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{2767}}^1$

素因数の和:2906

約数の個数: 20

約数和(自身を含む): 42870784

約数和(自身を除く): 14406655

約数列:

[1, 3, 9, 27, 81, 127, 381, 1143, 2767, 3429, 8301, 10287, 24903, 74709, 224127, 351409, 1054227, 3162681, 9488043, 28464129]

約数ペア:

[(1, 28464129), (3, 9488043), (9, 3162681), (27, 1054227), (81, 351409), (127, 224127), (381, 74709), (1143, 24903), (2767, 10287), (3429, 8301)]