12558885

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28871}}^1$

素因数の和:28908

約数の個数: 16

約数和(自身を含む): 20787840

約数和(自身を除く): 8228955

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 28871, 86613, 144355, 433065, 837259, 2511777, 4186295, 12558885]

約数ペア:

[(1, 12558885), (3, 4186295), (5, 2511777), (15, 837259), (29, 433065), (87, 144355), (145, 86613), (435, 28871)]