2758239

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 4596480

約数和(自身を除く): 1838241

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 251, 297, 333, 407, 753, 999, 1221, 2259, 2761, 3663, 6777, 8283, 9287, 10989, 24849, 27861, 74547, 83583, 102157, 250749, 306471, 919413, 2758239]

約数ペア:

[(1, 2758239), (3, 919413), (9, 306471), (11, 250749), (27, 102157), (33, 83583), (37, 74547), (99, 27861), (111, 24849), (251, 10989), (297, 9287), (333, 8283), (407, 6777), (753, 3663), (999, 2761), (1221, 2259)]