71458371

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{239}}^2$

素因数の和:623

約数の個数: 18

約数和(自身を含む): 104397020

約数和(自身を除く): 32938649

約数列:

[1, 3, 9, 139, 239, 417, 717, 1251, 2151, 33221, 57121, 99663, 171363, 298989, 514089, 7939819, 23819457, 71458371]

約数ペア:

[(1, 71458371), (3, 23819457), (9, 7939819), (139, 514089), (239, 298989), (417, 171363), (717, 99663), (1251, 57121), (2151, 33221)]