86824305

素因数分解:

$3^4\times 5^1\times {\mathrm{214381}}^1$

素因数の和:214398

約数の個数: 20

約数和(自身を含む): 155641332

約数和(自身を除く): 68817027

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 214381, 643143, 1071905, 1929429, 3215715, 5788287, 9647145, 17364861, 28941435, 86824305]

約数ペア:

[(1, 86824305), (3, 28941435), (5, 17364861), (9, 9647145), (15, 5788287), (27, 3215715), (45, 1929429), (81, 1071905), (135, 643143), (405, 214381)]