209329121659

素因数分解:

$7^2\times {\mathrm{13859}}^1\times {\mathrm{308249}}^1$

素因数の和:322122

約数の個数: 12

約数和(自身を含む): 243523665000

約数和(自身を除く): 34194543341

約数列:

[1, 7, 49, 13859, 97013, 308249, 679091, 2157743, 15104201, 4272022891, 29904160237, 209329121659]

約数ペア:

[(1, 209329121659), (7, 29904160237), (49, 4272022891), (13859, 15104201), (97013, 2157743), (308249, 679091)]