260852481

素因数分解:

$3^5\times {\mathrm{719}}^1\times {\mathrm{1493}}^1$

素因数の和:2227

約数の個数: 24

約数和(自身を含む): 391547520

約数和(自身を除く): 130695039

約数列:

[1, 3, 9, 27, 81, 243, 719, 1493, 2157, 4479, 6471, 13437, 19413, 40311, 58239, 120933, 174717, 362799, 1073467, 3220401, 9661203, 28983609, 86950827, 260852481]

約数ペア:

[(1, 260852481), (3, 86950827), (9, 28983609), (27, 9661203), (81, 3220401), (243, 1073467), (719, 362799), (1493, 174717), (2157, 120933), (4479, 58239), (6471, 40311), (13437, 19413)]