166428837

素因数分解:

$3^4\times {\mathrm{461}}^1\times {\mathrm{4457}}^1$

素因数の和:4930

約数の個数: 20

約数和(自身を含む): 249211116

約数和(自身を除く): 82782279

約数列:

[1, 3, 9, 27, 81, 461, 1383, 4149, 4457, 12447, 13371, 37341, 40113, 120339, 361017, 2054677, 6164031, 18492093, 55476279, 166428837]

約数ペア:

[(1, 166428837), (3, 55476279), (9, 18492093), (27, 6164031), (81, 2054677), (461, 361017), (1383, 120339), (4149, 40113), (4457, 37341), (12447, 13371)]