204800967

素因数分解:

$3^4\times 7^1\times {\mathrm{601}}^2$

素因数の和:1221

約数の個数: 30

約数和(自身を含む): 350225304

約数和(自身を除く): 145424337

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 601, 1803, 4207, 5409, 12621, 16227, 37863, 48681, 113589, 340767, 361201, 1083603, 2528407, 3250809, 7585221, 9752427, 22755663, 29257281, 68266989, 204800967]

約数ペア:

[(1, 204800967), (3, 68266989), (7, 29257281), (9, 22755663), (21, 9752427), (27, 7585221), (63, 3250809), (81, 2528407), (189, 1083603), (567, 361201), (601, 340767), (1803, 113589), (4207, 48681), (5409, 37863), (12621, 16227)]