2040720921

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{27791}}^1$

素因数の和:28037

約数の個数: 24

約数和(自身を含む): 3034886400

約数和(自身を除く): 994165479

約数列:

[1, 3, 9, 41, 123, 199, 369, 597, 1791, 8159, 24477, 27791, 73431, 83373, 250119, 1139431, 3418293, 5530409, 10254879, 16591227, 49773681, 226746769, 680240307, 2040720921]

約数ペア:

[(1, 2040720921), (3, 680240307), (9, 226746769), (41, 49773681), (123, 16591227), (199, 10254879), (369, 5530409), (597, 3418293), (1791, 1139431), (8159, 250119), (24477, 83373), (27791, 73431)]