2005778871

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{2417}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 3198723840

約数和(自身を除く): 1192944969

約数列:

[1, 3, 9, 19, 23, 57, 69, 171, 207, 211, 437, 633, 1311, 1899, 2417, 3933, 4009, 4853, 7251, 12027, 14559, 21753, 36081, 43677, 45923, 55591, 92207, 137769, 166773, 276621, 413307, 500319, 509987, 829863, 1056229, 1529961, 3168687, 4589883, 9506061, 9689753, 11729701, 29069259, 35189103, 87207777, 105567309, 222864319, 668592957, 2005778871]

約数ペア:

[(1, 2005778871), (3, 668592957), (9, 222864319), (19, 105567309), (23, 87207777), (57, 35189103), (69, 29069259), (171, 11729701), (207, 9689753), (211, 9506061), (437, 4589883), (633, 3168687), (1311, 1529961), (1899, 1056229), (2417, 829863), (3933, 509987), (4009, 500319), (4853, 413307), (7251, 276621), (12027, 166773), (14559, 137769), (21753, 92207), (36081, 55591), (43677, 45923)]