28996812019

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{157189}}^1$

素因数の和:157307

約数の個数: 24

約数和(自身を含む): 35454518880

約数和(自身を除く): 6457706861

約数列:

[1, 7, 19, 73, 133, 361, 511, 1387, 2527, 9709, 26353, 157189, 184471, 1100323, 2986591, 11474797, 20906137, 56745229, 80323579, 218021143, 397216603, 1526148001, 4142401717, 28996812019]

約数ペア:

[(1, 28996812019), (7, 4142401717), (19, 1526148001), (73, 397216603), (133, 218021143), (361, 80323579), (511, 56745229), (1387, 20906137), (2527, 11474797), (9709, 2986591), (26353, 1100323), (157189, 184471)]