208473419

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{87337}}^1$

素因数の和:87386

約数の個数: 16

約数和(自身を含む): 268302336

約数和(自身を除く): 59828917

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 87337, 611359, 960707, 2707447, 6724949, 18952129, 29781917, 208473419]

約数ペア:

[(1, 208473419), (7, 29781917), (11, 18952129), (31, 6724949), (77, 2707447), (217, 960707), (341, 611359), (2387, 87337)]