84781881

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{132679}}^1$

素因数の和:132756

約数の個数: 12

約数和(自身を含む): 124188480

約数和(自身を除く): 39406599

約数列:

[1, 3, 9, 71, 213, 639, 132679, 398037, 1194111, 9420209, 28260627, 84781881]

約数ペア:

[(1, 84781881), (3, 28260627), (9, 9420209), (71, 1194111), (213, 398037), (639, 132679)]