2137689

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 18

約数和(自身を含む): 3235050

約数和(自身を除く): 1097361

約数列:

[1, 3, 9, 23, 69, 207, 449, 529, 1347, 1587, 4041, 4761, 10327, 30981, 92943, 237521, 712563, 2137689]

約数ペア:

[(1, 2137689), (3, 712563), (9, 237521), (23, 92943), (69, 30981), (207, 10327), (449, 4761), (529, 4041), (1347, 1587)]