639160887

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1\times {\mathrm{3557}}^1$

素因数の和:4322

約数の個数: 16

約数和(自身を含む): 863313120

約数和(自身を除く): 224152233

約数列:

[1, 3, 89, 267, 673, 2019, 3557, 10671, 59897, 179691, 316573, 949719, 2393861, 7181583, 213053629, 639160887]

約数ペア:

[(1, 639160887), (3, 213053629), (89, 7181583), (267, 2393861), (673, 949719), (2019, 316573), (3557, 179691), (10671, 59897)]