208501909

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13339}}^1$

素因数の和:13393

約数の個数: 24

約数和(自身を含む): 273736800

約数和(自身を除く): 65234891

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1421, 2233, 13339, 15631, 93373, 146729, 386831, 653611, 1027103, 2707817, 4255141, 7189721, 18954719, 29785987, 208501909]

約数ペア:

[(1, 208501909), (7, 29785987), (11, 18954719), (29, 7189721), (49, 4255141), (77, 2707817), (203, 1027103), (319, 653611), (539, 386831), (1421, 146729), (2233, 93373), (13339, 15631)]