7212755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 9504000

約数和(自身を除く): 2291245

約数列:

[1, 5, 11, 55, 199, 659, 995, 2189, 3295, 7249, 10945, 36245, 131141, 655705, 1442551, 7212755]

約数ペア:

[(1, 7212755), (5, 1442551), (11, 655705), (55, 131141), (199, 36245), (659, 10945), (995, 7249), (2189, 3295)]