197251785

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{22027}}^1$

素因数の和:22237

約数の個数: 24

約数和(自身を含む): 343636800

約数和(自身を除く): 146385015

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 8955, 22027, 66081, 110135, 198243, 330405, 991215, 4383373, 13150119, 21916865, 39450357, 65750595, 197251785]

約数ペア:

[(1, 197251785), (3, 65750595), (5, 39450357), (9, 21916865), (15, 13150119), (45, 4383373), (199, 991215), (597, 330405), (995, 198243), (1791, 110135), (2985, 66081), (8955, 22027)]