80849421

素因数分解:

$3^4\times {\mathrm{283}}^1\times {\mathrm{3527}}^1$

素因数の和:3822

約数の個数: 20

約数和(自身を含む): 121236192

約数和(自身を除く): 40386771

約数列:

[1, 3, 9, 27, 81, 283, 849, 2547, 3527, 7641, 10581, 22923, 31743, 95229, 285687, 998141, 2994423, 8983269, 26949807, 80849421]

約数ペア:

[(1, 80849421), (3, 26949807), (9, 8983269), (27, 2994423), (81, 998141), (283, 285687), (849, 95229), (2547, 31743), (3527, 22923), (7641, 10581)]