139523279

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1\times {\mathrm{571}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 162429696

約数和(自身を除く): 22906417

約数列:

[1, 7, 67, 469, 521, 571, 3647, 3997, 34907, 38257, 244349, 267799, 297491, 2082437, 19931897, 139523279]

約数ペア:

[(1, 139523279), (7, 19931897), (67, 2082437), (469, 297491), (521, 267799), (571, 244349), (3647, 38257), (3997, 34907)]