215193645

素因数分解:

$3^3\times 5^1\times {\mathrm{1594027}}^1$

素因数の和:1594041

約数の個数: 16

約数和(自身を含む): 382566720

約数和(自身を除く): 167373075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1594027, 4782081, 7970135, 14346243, 23910405, 43038729, 71731215, 215193645]

約数ペア:

[(1, 215193645), (3, 71731215), (5, 43038729), (9, 23910405), (15, 14346243), (27, 7970135), (45, 4782081), (135, 1594027)]