208845207

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{6823}}^1$

素因数の和:7027

約数の個数: 24

約数和(自身を含む): 319363200

約数和(自身を除く): 110517993

約数列:

[1, 3, 9, 19, 57, 171, 179, 537, 1611, 3401, 6823, 10203, 20469, 30609, 61407, 129637, 388911, 1166733, 1221317, 3663951, 10991853, 23205023, 69615069, 208845207]

約数ペア:

[(1, 208845207), (3, 69615069), (9, 23205023), (19, 10991853), (57, 3663951), (171, 1221317), (179, 1166733), (537, 388911), (1611, 129637), (3401, 61407), (6823, 30609), (10203, 20469)]