12091191

素因数分解:

$3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 18998784

約数和(自身を除く): 6907593

約数列:

[1, 3, 7, 21, 49, 83, 147, 249, 581, 991, 1743, 2973, 4067, 6937, 12201, 20811, 48559, 82253, 145677, 246759, 575771, 1727313, 4030397, 12091191]

約数ペア:

[(1, 12091191), (3, 4030397), (7, 1727313), (21, 575771), (49, 246759), (83, 145677), (147, 82253), (249, 48559), (581, 20811), (991, 12201), (1743, 6937), (2973, 4067)]