28687149

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{24709}}^1$

素因数の和:24761

約数の個数: 16

約数和(自身を含む): 43489600

約数和(自身を除く): 14802451

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 24709, 74127, 222381, 667143, 1062487, 3187461, 9562383, 28687149]

約数ペア:

[(1, 28687149), (3, 9562383), (9, 3187461), (27, 1062487), (43, 667143), (129, 222381), (387, 74127), (1161, 24709)]