198998209

素因数分解:

${\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 215568000

約数和(自身を除く): 16569791

約数列:

[1, 17, 59, 199, 997, 1003, 3383, 11741, 16949, 58823, 198403, 199597, 999991, 3372851, 11705777, 198998209]

約数ペア:

[(1, 198998209), (17, 11705777), (59, 3372851), (199, 999991), (997, 199597), (1003, 198403), (3383, 58823), (11741, 16949)]