3988315

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:546

約数の個数: 16

約数和(自身を含む): 5068800

約数和(自身を除く): 1080485

約数列:

[1, 5, 23, 79, 115, 395, 439, 1817, 2195, 9085, 10097, 34681, 50485, 173405, 797663, 3988315]

約数ペア:

[(1, 3988315), (5, 797663), (23, 173405), (79, 50485), (115, 34681), (395, 10097), (439, 9085), (1817, 2195)]