28641999

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{929}}^1$

素因数の和:1214

約数の個数: 16

約数和(自身を含む): 39283200

約数和(自身を除く): 10641201

約数列:

[1, 3, 43, 129, 239, 717, 929, 2787, 10277, 30831, 39947, 119841, 222031, 666093, 9547333, 28641999]

約数ペア:

[(1, 28641999), (3, 9547333), (43, 666093), (129, 222031), (239, 119841), (717, 39947), (929, 30831), (2787, 10277)]