28718585

素因数分解:

$5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{997}}^1$

素因数の和:1832

約数の個数: 16

約数和(自身を含む): 39472896

約数和(自身を除く): 10754311

約数列:

[1, 5, 7, 35, 823, 997, 4115, 4985, 5761, 6979, 28805, 34895, 820531, 4102655, 5743717, 28718585]

約数ペア:

[(1, 28718585), (5, 5743717), (7, 4102655), (35, 820531), (823, 34895), (997, 28805), (4115, 6979), (4985, 5761)]