1081215

素因数分解:

$3^3\times 5^1\times {\mathrm{8009}}^1$

素因数の和:8023

約数の個数: 16

約数和(自身を含む): 1922400

約数和(自身を除く): 841185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 8009, 24027, 40045, 72081, 120135, 216243, 360405, 1081215]

約数ペア:

[(1, 1081215), (3, 360405), (5, 216243), (9, 120135), (15, 72081), (27, 40045), (45, 24027), (135, 8009)]