131196919

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4957}}^1$

素因数の和:5182

約数の個数: 16

約数和(自身を含む): 158656000

約数和(自身を除く): 27459081

約数列:

[1, 7, 19, 133, 199, 1393, 3781, 4957, 26467, 34699, 94183, 659281, 986443, 6905101, 18742417, 131196919]

約数ペア:

[(1, 131196919), (7, 18742417), (19, 6905101), (133, 986443), (199, 659281), (1393, 94183), (3781, 34699), (4957, 26467)]