209901897

素因数分解:

$3^2\times {\mathrm{1039}}^1\times {\mathrm{22447}}^1$

素因数の和:23492

約数の個数: 12

約数和(自身を含む): 303496960

約数和(自身を除く): 93595063

約数列:

[1, 3, 9, 1039, 3117, 9351, 22447, 67341, 202023, 23322433, 69967299, 209901897]

約数ペア:

[(1, 209901897), (3, 69967299), (9, 23322433), (1039, 202023), (3117, 67341), (9351, 22447)]