13770155

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20707}}^1$

素因数の和:20738

約数の個数: 16

約数和(自身を含む): 19879680

約数和(自身を除く): 6109525

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 20707, 103535, 144949, 393433, 724745, 1967165, 2754031, 13770155]

約数ペア:

[(1, 13770155), (5, 2754031), (7, 1967165), (19, 724745), (35, 393433), (95, 144949), (133, 103535), (665, 20707)]