208575207

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{3671}}^1$

素因数の和:3843

約数の個数: 24

約数和(自身を含む): 309329280

約数和(自身を除く): 100754073

約数列:

[1, 3, 9, 59, 107, 177, 321, 531, 963, 3671, 6313, 11013, 18939, 33039, 56817, 216589, 392797, 649767, 1178391, 1949301, 3535173, 23175023, 69525069, 208575207]

約数ペア:

[(1, 208575207), (3, 69525069), (9, 23175023), (59, 3535173), (107, 1949301), (177, 1178391), (321, 649767), (531, 392797), (963, 216589), (3671, 56817), (6313, 33039), (11013, 18939)]