1287822021

素因数分解:

$3^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1\times {\mathrm{1811}}^1$

素因数の和:2916

約数の個数: 16

約数和(自身を含む): 1726038720

約数和(自身を除く): 438216699

約数列:

[1, 3, 293, 809, 879, 1811, 2427, 5433, 237037, 530623, 711111, 1465099, 1591869, 4395297, 429274007, 1287822021]

約数ペア:

[(1, 1287822021), (3, 429274007), (293, 4395297), (809, 1591869), (879, 1465099), (1811, 711111), (2427, 530623), (5433, 237037)]