12211955

素因数分解:

$5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{911}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 16809984

約数和(自身を除く): 4598029

約数列:

[1, 5, 7, 35, 383, 911, 1915, 2681, 4555, 6377, 13405, 31885, 348913, 1744565, 2442391, 12211955]

約数ペア:

[(1, 12211955), (5, 2442391), (7, 1744565), (35, 348913), (383, 31885), (911, 13405), (1915, 6377), (2681, 4555)]