287688021

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{57047}}^1$

素因数の和:57132

約数の個数: 12

約数和(自身を含む): 393174816

約数和(自身を除く): 105486795

約数列:

[1, 3, 41, 123, 1681, 5043, 57047, 171141, 2338927, 7016781, 95896007, 287688021]

約数ペア:

[(1, 287688021), (3, 95896007), (41, 7016781), (123, 2338927), (1681, 171141), (5043, 57047)]