197618013

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{3221}}^1$

素因数の和:3645

約数の個数: 24

約数和(自身を含む): 303087096

約数和(自身を除く): 105469083

約数列:

[1, 3, 9, 17, 51, 153, 401, 1203, 3221, 3609, 6817, 9663, 20451, 28989, 54757, 61353, 164271, 492813, 1291621, 3874863, 11624589, 21957557, 65872671, 197618013]

約数ペア:

[(1, 197618013), (3, 65872671), (9, 21957557), (17, 11624589), (51, 3874863), (153, 1291621), (401, 492813), (1203, 164271), (3221, 61353), (3609, 54757), (6817, 28989), (9663, 20451)]