208048023

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{3391}}^1$

素因数の和:3815

約数の個数: 24

約数和(自身を含む): 319078656

約数和(自身を除く): 111030633

約数列:

[1, 3, 9, 17, 51, 153, 401, 1203, 3391, 3609, 6817, 10173, 20451, 30519, 57647, 61353, 172941, 518823, 1359791, 4079373, 12238119, 23116447, 69349341, 208048023]

約数ペア:

[(1, 208048023), (3, 69349341), (9, 23116447), (17, 12238119), (51, 4079373), (153, 1359791), (401, 518823), (1203, 172941), (3391, 61353), (3609, 57647), (6817, 30519), (10173, 20451)]