128757629

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128629}}^1$

素因数の和:128660

約数の個数: 16

約数和(自身を含む): 172878720

約数和(自身を除く): 44121091

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 128629, 900403, 1414919, 1672177, 9904433, 11705239, 18393947, 128757629]

約数ペア:

[(1, 128757629), (7, 18393947), (11, 11705239), (13, 9904433), (77, 1672177), (91, 1414919), (143, 900403), (1001, 128629)]