138663279

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{165667}}^1$

素因数の和:165707

約数の個数: 16

約数和(自身を含む): 212055040

約数和(自身を除く): 73391761

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 165667, 497001, 1491003, 4473009, 5135677, 15407031, 46221093, 138663279]

約数ペア:

[(1, 138663279), (3, 46221093), (9, 15407031), (27, 5135677), (31, 4473009), (93, 1491003), (279, 497001), (837, 165667)]