71213387

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{28181}}^1$

素因数の和:28226

約数の個数: 12

約数和(自身を含む): 85898736

約数和(自身を除く): 14685349

約数列:

[1, 7, 19, 133, 361, 2527, 28181, 197267, 535439, 3748073, 10173341, 71213387]

約数ペア:

[(1, 71213387), (7, 10173341), (19, 3748073), (133, 535439), (361, 197267), (2527, 28181)]