3991742

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:943

約数の個数: 16

約数和(自身を含む): 6314112

約数和(自身を除く): 2322370

約数列:

[1, 2, 23, 46, 107, 214, 811, 1622, 2461, 4922, 18653, 37306, 86777, 173554, 1995871, 3991742]

約数ペア:

[(1, 3991742), (2, 1995871), (23, 173554), (46, 86777), (107, 37306), (214, 18653), (811, 4922), (1622, 2461)]