128860983

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{251191}}^1$

素因数の和:251219

約数の個数: 16

約数和(自身を含む): 200953600

約数和(自身を除く): 72092617

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 251191, 753573, 2260719, 4772629, 6782157, 14317887, 42953661, 128860983]

約数ペア:

[(1, 128860983), (3, 42953661), (9, 14317887), (19, 6782157), (27, 4772629), (57, 2260719), (171, 753573), (513, 251191)]