252252279

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{727}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 381588480

約数和(自身を除く): 129336201

約数列:

[1, 3, 9, 27, 71, 181, 213, 543, 639, 727, 1629, 1917, 2181, 4887, 6543, 12851, 19629, 38553, 51617, 115659, 131587, 154851, 346977, 394761, 464553, 1184283, 1393659, 3552849, 9342677, 28028031, 84084093, 252252279]

約数ペア:

[(1, 252252279), (3, 84084093), (9, 28028031), (27, 9342677), (71, 3552849), (181, 1393659), (213, 1184283), (543, 464553), (639, 394761), (727, 346977), (1629, 154851), (1917, 131587), (2181, 115659), (4887, 51617), (6543, 38553), (12851, 19629)]