83747115

素因数分解:

$3^4\times 5^1\times {\mathrm{206783}}^1$

素因数の和:206800

約数の個数: 20

約数和(自身を含む): 150125184

約数和(自身を除く): 66378069

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 206783, 620349, 1033915, 1861047, 3101745, 5583141, 9305235, 16749423, 27915705, 83747115]

約数ペア:

[(1, 83747115), (3, 27915705), (5, 16749423), (9, 9305235), (15, 5583141), (27, 3101745), (45, 1861047), (81, 1033915), (135, 620349), (405, 206783)]