51171507

素因数分解:

$3^4\times {\mathrm{433}}^1\times {\mathrm{1459}}^1$

素因数の和:1904

約数の個数: 20

約数和(自身を含む): 76670440

約数和(自身を除く): 25498933

約数列:

[1, 3, 9, 27, 81, 433, 1299, 1459, 3897, 4377, 11691, 13131, 35073, 39393, 118179, 631747, 1895241, 5685723, 17057169, 51171507]

約数ペア:

[(1, 51171507), (3, 17057169), (9, 5685723), (27, 1895241), (81, 631747), (433, 118179), (1299, 39393), (1459, 35073), (3897, 13131), (4377, 11691)]