71622105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{280871}}^1$

素因数の和:280896

約数の個数: 16

約数和(自身を含む): 121336704

約数和(自身を除く): 49714599

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 280871, 842613, 1404355, 4213065, 4774807, 14324421, 23874035, 71622105]

約数ペア:

[(1, 71622105), (3, 23874035), (5, 14324421), (15, 4774807), (17, 4213065), (51, 1404355), (85, 842613), (255, 280871)]