142801855

素因数分解:

$5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{25031}}^1$

素因数の和:25206

約数の個数: 16

約数和(自身を含む): 197051904

約数和(自身を除く): 54250049

約数列:

[1, 5, 7, 35, 163, 815, 1141, 5705, 25031, 125155, 175217, 876085, 4080053, 20400265, 28560371, 142801855]

約数ペア:

[(1, 142801855), (5, 28560371), (7, 20400265), (35, 4080053), (163, 876085), (815, 175217), (1141, 125155), (5705, 25031)]