28981099

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{4447}}^1$

素因数の和:4487

約数の個数: 16

約数和(自身を含む): 35584000

約数和(自身を除く): 6602901

約数列:

[1, 7, 19, 49, 133, 343, 931, 4447, 6517, 31129, 84493, 217903, 591451, 1525321, 4140157, 28981099]

約数ペア:

[(1, 28981099), (7, 4140157), (19, 1525321), (49, 591451), (133, 217903), (343, 84493), (931, 31129), (4447, 6517)]