12870897

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{823}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 18549888

約数和(自身を除く): 5678991

約数列:

[1, 3, 13, 39, 401, 823, 1203, 2469, 5213, 10699, 15639, 32097, 330023, 990069, 4290299, 12870897]

約数ペア:

[(1, 12870897), (3, 4290299), (13, 990069), (39, 330023), (401, 32097), (823, 15639), (1203, 10699), (2469, 5213)]