15887961

素因数分解:

$3^3\times {\mathrm{199}}^1\times {\mathrm{2957}}^1$

素因数の和:3165

約数の個数: 16

約数和(自身を含む): 23664000

約数和(自身を除く): 7776039

約数列:

[1, 3, 9, 27, 199, 597, 1791, 2957, 5373, 8871, 26613, 79839, 588443, 1765329, 5295987, 15887961]

約数ペア:

[(1, 15887961), (3, 5295987), (9, 1765329), (27, 588443), (199, 79839), (597, 26613), (1791, 8871), (2957, 5373)]