8328015

素因数分解:

$3^4\times 5^1\times {\mathrm{20563}}^1$

素因数の和:20580

約数の個数: 20

約数和(自身を含む): 14929464

約数和(自身を除く): 6601449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 20563, 61689, 102815, 185067, 308445, 555201, 925335, 1665603, 2776005, 8328015]

約数ペア:

[(1, 8328015), (3, 2776005), (5, 1665603), (9, 925335), (15, 555201), (27, 308445), (45, 185067), (81, 102815), (135, 61689), (405, 20563)]