291570489

素因数分解:

$3^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{3067}}^1$

素因数の和:3586

約数の個数: 32

約数和(自身を含む): 494807040

約数和(自身を除く): 203236551

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 503, 1509, 3067, 3521, 4527, 9201, 10563, 13581, 21469, 27603, 31689, 64407, 82809, 95067, 193221, 579663, 1542701, 4628103, 10798907, 13884309, 32396721, 41652927, 97190163, 291570489]

約数ペア:

[(1, 291570489), (3, 97190163), (7, 41652927), (9, 32396721), (21, 13884309), (27, 10798907), (63, 4628103), (189, 1542701), (503, 579663), (1509, 193221), (3067, 95067), (3521, 82809), (4527, 64407), (9201, 31689), (10563, 27603), (13581, 21469)]