12290005

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27011}}^1$

素因数の和:27036

約数の個数: 16

約数和(自身を含む): 18152064

約数和(自身を除く): 5862059

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 27011, 135055, 189077, 351143, 945385, 1755715, 2458001, 12290005]

約数ペア:

[(1, 12290005), (5, 2458001), (7, 1755715), (13, 945385), (35, 351143), (65, 189077), (91, 135055), (455, 27011)]