209230255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{45337}}^1$

素因数の和:45426

約数の個数: 16

約数和(自身を含む): 274204224

約数和(自身を除く): 64973969

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 45337, 226685, 589381, 2946905, 3218927, 16094635, 41846051, 209230255]

約数ペア:

[(1, 209230255), (5, 41846051), (13, 16094635), (65, 3218927), (71, 2946905), (355, 589381), (923, 226685), (4615, 45337)]