51281703

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 86112000

約数和(自身を除く): 34830297

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 137, 171, 199, 209, 411, 597, 627, 1233, 1507, 1791, 1881, 2189, 2603, 3781, 4521, 6567, 7809, 11343, 13563, 19701, 23427, 27263, 28633, 34029, 41591, 81789, 85899, 124773, 245367, 257697, 299893, 374319, 517997, 899679, 1553991, 2699037, 4661973, 5697967, 17093901, 51281703]

約数ペア:

[(1, 51281703), (3, 17093901), (9, 5697967), (11, 4661973), (19, 2699037), (33, 1553991), (57, 899679), (99, 517997), (137, 374319), (171, 299893), (199, 257697), (209, 245367), (411, 124773), (597, 85899), (627, 81789), (1233, 41591), (1507, 34029), (1791, 28633), (1881, 27263), (2189, 23427), (2603, 19701), (3781, 13563), (4521, 11343), (6567, 7809)]