56681997

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{7591}}^1$

素因数の和:7744

約数の個数: 16

約数和(自身を含む): 80171520

約数和(自身を除く): 23489523

約数列:

[1, 3, 19, 57, 131, 393, 2489, 7467, 7591, 22773, 144229, 432687, 994421, 2983263, 18893999, 56681997]

約数ペア:

[(1, 56681997), (3, 18893999), (19, 2983263), (57, 994421), (131, 432687), (393, 144229), (2489, 22773), (7467, 7591)]