255369807

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{122833}}^1$

素因数の和:122860

約数の個数: 32

約数和(自身を含む): 471682560

約数和(自身を除く): 216312753

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 122833, 368499, 859831, 1105497, 1351163, 2579493, 3316491, 4053489, 7738479, 9458141, 12160467, 23215437, 28374423, 36481401, 85123269, 255369807]

約数ペア:

[(1, 255369807), (3, 85123269), (7, 36481401), (9, 28374423), (11, 23215437), (21, 12160467), (27, 9458141), (33, 7738479), (63, 4053489), (77, 3316491), (99, 2579493), (189, 1351163), (231, 1105497), (297, 859831), (693, 368499), (2079, 122833)]