87885007

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{1823}}^1$

素因数の和:1998

約数の個数: 16

約数和(自身を含む): 102961152

約数和(自身を除く): 15076145

約数列:

[1, 7, 71, 97, 497, 679, 1823, 6887, 12761, 48209, 129433, 176831, 906031, 1237817, 12555001, 87885007]

約数ペア:

[(1, 87885007), (7, 12555001), (71, 1237817), (97, 906031), (497, 176831), (679, 129433), (1823, 48209), (6887, 12761)]