153986987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1097}}^1\times {\mathrm{1823}}^1$

素因数の和:2938

約数の個数: 16

約数和(自身を含む): 192264192

約数和(自身を除く): 38277205

約数列:

[1, 7, 11, 77, 1097, 1823, 7679, 12067, 12761, 20053, 84469, 140371, 1999831, 13998817, 21998141, 153986987]

約数ペア:

[(1, 153986987), (7, 21998141), (11, 13998817), (77, 1999831), (1097, 140371), (1823, 84469), (7679, 20053), (12067, 12761)]