12111605

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^2\times {\mathrm{131}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 16375392

約数和(自身を除く): 4263787

約数列:

[1, 5, 11, 41, 55, 131, 205, 451, 655, 1441, 1681, 2255, 5371, 7205, 8405, 18491, 26855, 59081, 92455, 220211, 295405, 1101055, 2422321, 12111605]

約数ペア:

[(1, 12111605), (5, 2422321), (11, 1101055), (41, 295405), (55, 220211), (131, 92455), (205, 59081), (451, 26855), (655, 18491), (1441, 8405), (1681, 7205), (2255, 5371)]