177777018891

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{53531171}}^1$

素因数の和:53531224

約数の個数: 20

約数和(自身を含む): 272045416104

約数和(自身を除く): 94268397213

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 53531171, 160593513, 481780539, 1445341617, 2194778011, 4336024851, 6584334033, 19753002099, 59259006297, 177777018891]

約数ペア:

[(1, 177777018891), (3, 59259006297), (9, 19753002099), (27, 6584334033), (41, 4336024851), (81, 2194778011), (123, 1445341617), (369, 481780539), (1107, 160593513), (3321, 53531171)]