28409585

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1013}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 35043840

約数和(自身を除く): 6634255

約数列:

[1, 5, 71, 79, 355, 395, 1013, 5065, 5609, 28045, 71923, 80027, 359615, 400135, 5681917, 28409585]

約数ペア:

[(1, 28409585), (5, 5681917), (71, 400135), (79, 359615), (355, 80027), (395, 71923), (1013, 28045), (5065, 5609)]