4000779

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{2087}}^1$

素因数の和:2167

約数の個数: 16

約数和(自身を含む): 6013440

約数和(自身を除く): 2012661

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 2087, 6261, 18783, 56349, 148177, 444531, 1333593, 4000779]

約数ペア:

[(1, 4000779), (3, 1333593), (9, 444531), (27, 148177), (71, 56349), (213, 18783), (639, 6261), (1917, 2087)]