7877331

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 14746368

約数和(自身を除く): 6869037

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 421, 567, 693, 891, 1263, 1701, 2079, 2673, 2947, 3789, 4631, 6237, 8841, 11367, 13893, 18711, 26523, 32417, 34101, 41679, 79569, 97251, 102303, 125037, 238707, 291753, 375111, 716121, 875259, 1125333, 2625777, 7877331]

約数ペア:

[(1, 7877331), (3, 2625777), (7, 1125333), (9, 875259), (11, 716121), (21, 375111), (27, 291753), (33, 238707), (63, 125037), (77, 102303), (81, 97251), (99, 79569), (189, 41679), (231, 34101), (243, 32417), (297, 26523), (421, 18711), (567, 13893), (693, 11367), (891, 8841), (1263, 6237), (1701, 4631), (2079, 3789), (2673, 2947)]