8635389

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 13753344

約数和(自身を除く): 5117955

約数列:

[1, 3, 7, 21, 43, 73, 129, 131, 219, 301, 393, 511, 903, 917, 1533, 2751, 3139, 5633, 9417, 9563, 16899, 21973, 28689, 39431, 65919, 66941, 118293, 200823, 411209, 1233627, 2878463, 8635389]

約数ペア:

[(1, 8635389), (3, 2878463), (7, 1233627), (21, 411209), (43, 200823), (73, 118293), (129, 66941), (131, 65919), (219, 39431), (301, 28689), (393, 21973), (511, 16899), (903, 9563), (917, 9417), (1533, 5633), (2751, 3139)]