28209585

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{98981}}^1$

素因数の和:99008

約数の個数: 16

約数和(自身を含む): 47511360

約数和(自身を除く): 19301775

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 98981, 296943, 494905, 1484715, 1880639, 5641917, 9403195, 28209585]

約数ペア:

[(1, 28209585), (3, 9403195), (5, 5641917), (15, 1880639), (19, 1484715), (57, 494905), (95, 296943), (285, 98981)]