198452079

素因数分解:

$3^3\times 7^1\times {\mathrm{1050011}}^1$

素因数の和:1050027

約数の個数: 16

約数和(自身を含む): 336003840

約数和(自身を除く): 137551761

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1050011, 3150033, 7350077, 9450099, 22050231, 28350297, 66150693, 198452079]

約数ペア:

[(1, 198452079), (3, 66150693), (7, 28350297), (9, 22050231), (21, 9450099), (27, 7350077), (63, 3150033), (189, 1050011)]