12189561

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 17279424

約数和(自身を除く): 5089863

約数列:

[1, 3, 17, 51, 457, 523, 1371, 1569, 7769, 8891, 23307, 26673, 239011, 717033, 4063187, 12189561]

約数ペア:

[(1, 12189561), (3, 4063187), (17, 717033), (51, 239011), (457, 26673), (523, 23307), (1371, 8891), (1569, 7769)]