54390189

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{36479}}^1$

素因数の和:36560

約数の個数: 16

約数和(自身を含む): 84049920

約数和(自身を除く): 29659731

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 36479, 109437, 255353, 766059, 2590009, 7770027, 18130063, 54390189]

約数ペア:

[(1, 54390189), (3, 18130063), (7, 7770027), (21, 2590009), (71, 766059), (213, 255353), (497, 109437), (1491, 36479)]