28152009

素因数分解:

$3^3\times {\mathrm{487}}^1\times {\mathrm{2141}}^1$

素因数の和:2637

約数の個数: 16

約数和(自身を含む): 41811840

約数和(自身を除く): 13659831

約数列:

[1, 3, 9, 27, 487, 1461, 2141, 4383, 6423, 13149, 19269, 57807, 1042667, 3128001, 9384003, 28152009]

約数ペア:

[(1, 28152009), (3, 9384003), (9, 3128001), (27, 1042667), (487, 57807), (1461, 19269), (2141, 13149), (4383, 6423)]