172621085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{379387}}^1$

素因数の和:379412

約数の個数: 16

約数和(自身を含む): 254948736

約数和(自身を除く): 82327651

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 379387, 1896935, 2655709, 4932031, 13278545, 24660155, 34524217, 172621085]

約数ペア:

[(1, 172621085), (5, 34524217), (7, 24660155), (13, 13278545), (35, 4932031), (65, 2655709), (91, 1896935), (455, 379387)]