1891215

素因数分解:

$3^3\times 5^1\times {\mathrm{14009}}^1$

素因数の和:14023

約数の個数: 16

約数和(自身を含む): 3362400

約数和(自身を除く): 1471185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 14009, 42027, 70045, 126081, 210135, 378243, 630405, 1891215]

約数ペア:

[(1, 1891215), (3, 630405), (5, 378243), (9, 210135), (15, 126081), (27, 70045), (45, 42027), (135, 14009)]