128214279

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{27449}}^1$

素因数の和:27631

約数の個数: 16

約数和(自身を含む): 191052000

約数和(自身を除く): 62837721

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 27449, 82347, 247041, 741123, 4748677, 14246031, 42738093, 128214279]

約数ペア:

[(1, 128214279), (3, 42738093), (9, 14246031), (27, 4748677), (173, 741123), (519, 247041), (1557, 82347), (4671, 27449)]