8678131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2682

約数の個数: 16

約数和(自身を含む): 11075328

約数和(自身を除く): 2397197

約数列:

[1, 7, 11, 43, 77, 301, 473, 2621, 3311, 18347, 28831, 112703, 201817, 788921, 1239733, 8678131]

約数ペア:

[(1, 8678131), (7, 1239733), (11, 788921), (43, 201817), (77, 112703), (301, 28831), (473, 18347), (2621, 3311)]