131393379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{177319}}^1$

素因数の和:177354

約数の個数: 16

約数和(自身を含む): 198598400

約数和(自身を除く): 67205021

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 177319, 531957, 2305147, 3369061, 6915441, 10107183, 43797793, 131393379]

約数ペア:

[(1, 131393379), (3, 43797793), (13, 10107183), (19, 6915441), (39, 3369061), (57, 2305147), (247, 531957), (741, 177319)]