2049385

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 2716560

約数和(自身を除く): 667175

約数列:

[1, 5, 13, 41, 65, 205, 533, 769, 2665, 3845, 9997, 31529, 49985, 157645, 409877, 2049385]

約数ペア:

[(1, 2049385), (5, 409877), (13, 157645), (41, 49985), (65, 31529), (205, 9997), (533, 3845), (769, 2665)]