8045861787

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{1399037}}^1$

素因数の和:1399120

約数の個数: 20

約数和(自身を含む): 12188419056

約数和(自身を除く): 4142557269

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 1399037, 4197111, 12591333, 37773999, 99331627, 113321997, 297994881, 893984643, 2681953929, 8045861787]

約数ペア:

[(1, 8045861787), (3, 2681953929), (9, 893984643), (27, 297994881), (71, 113321997), (81, 99331627), (213, 37773999), (639, 12591333), (1917, 4197111), (5751, 1399037)]