219723489

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{11777}}^1$

素因数の和:12477

約数の個数: 16

約数和(自身を含む): 326015040

約数和(自身を除く): 106291551

約数列:

[1, 3, 9, 27, 691, 2073, 6219, 11777, 18657, 35331, 105993, 317979, 8137907, 24413721, 73241163, 219723489]

約数ペア:

[(1, 219723489), (3, 73241163), (9, 24413721), (27, 8137907), (691, 317979), (2073, 105993), (6219, 35331), (11777, 18657)]