81119922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1039999}}^1$

素因数の和:1040017

約数の個数: 16

約数和(自身を含む): 174720000

約数和(自身を除く): 93600078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1039999, 2079998, 3119997, 6239994, 13519987, 27039974, 40559961, 81119922]

約数ペア:

[(1, 81119922), (2, 40559961), (3, 27039974), (6, 13519987), (13, 6239994), (26, 3119997), (39, 2079998), (78, 1039999)]