156920057

素因数分解:

$7^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{887}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 181862400

約数和(自身を除く): 24942343

約数列:

[1, 7, 127, 199, 887, 889, 1393, 6209, 25273, 112649, 176513, 176911, 788543, 1235591, 22417151, 156920057]

約数ペア:

[(1, 156920057), (7, 22417151), (127, 1235591), (199, 788543), (887, 176911), (889, 176513), (1393, 112649), (6209, 25273)]