199440279

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{254713}}^1$

素因数の和:254751

約数の個数: 16

約数和(自身を含む): 305656800

約数和(自身を除く): 106216521

約数列:

[1, 3, 9, 27, 29, 87, 261, 783, 254713, 764139, 2292417, 6877251, 7386677, 22160031, 66480093, 199440279]

約数ペア:

[(1, 199440279), (3, 66480093), (9, 22160031), (27, 7386677), (29, 6877251), (87, 2292417), (261, 764139), (783, 254713)]