217877061

素因数分解:

$3^1\times {\mathrm{71}}^2\times {\mathrm{14407}}^1$

素因数の和:14552

約数の個数: 12

約数和(自身を含む): 294672416

約数和(自身を除く): 76795355

約数列:

[1, 3, 71, 213, 5041, 14407, 15123, 43221, 1022897, 3068691, 72625687, 217877061]

約数ペア:

[(1, 217877061), (3, 72625687), (71, 3068691), (213, 1022897), (5041, 43221), (14407, 15123)]