128776257

素因数分解:

$3^3\times {\mathrm{811}}^1\times {\mathrm{5881}}^1$

素因数の和:6701

約数の個数: 16

約数和(自身を含む): 191047360

約数和(自身を除く): 62271103

約数列:

[1, 3, 9, 27, 811, 2433, 5881, 7299, 17643, 21897, 52929, 158787, 4769491, 14308473, 42925419, 128776257]

約数ペア:

[(1, 128776257), (3, 42925419), (9, 14308473), (27, 4769491), (811, 158787), (2433, 52929), (5881, 21897), (7299, 17643)]