23871999

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 11609601

約数列:

[1, 3, 19, 23, 57, 69, 131, 139, 393, 417, 437, 1311, 2489, 2641, 3013, 3197, 7467, 7923, 9039, 9591, 18209, 54627, 57247, 60743, 171741, 182229, 345971, 418807, 1037913, 1256421, 7957333, 23871999]

約数ペア:

[(1, 23871999), (3, 7957333), (19, 1256421), (23, 1037913), (57, 418807), (69, 345971), (131, 182229), (139, 171741), (393, 60743), (417, 57247), (437, 54627), (1311, 18209), (2489, 9591), (2641, 9039), (3013, 7923), (3197, 7467)]