12705915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{29209}}^1$

素因数の和:29246

約数の個数: 16

約数和(自身を含む): 21031200

約数和(自身を除く): 8325285

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 29209, 87627, 146045, 438135, 847061, 2541183, 4235305, 12705915]

約数ペア:

[(1, 12705915), (3, 4235305), (5, 2541183), (15, 847061), (29, 438135), (87, 146045), (145, 87627), (435, 29209)]