47213901

素因数分解:

$3^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 82298880

約数和(自身を除く): 35084979

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 127, 147, 189, 281, 381, 441, 843, 889, 1143, 1323, 1967, 2529, 2667, 3429, 5901, 6223, 7587, 8001, 13769, 17703, 18669, 24003, 35687, 41307, 53109, 56007, 107061, 123921, 168021, 249809, 321183, 371763, 749427, 963549, 1748663, 2248281, 5245989, 6744843, 15737967, 47213901]

約数ペア:

[(1, 47213901), (3, 15737967), (7, 6744843), (9, 5245989), (21, 2248281), (27, 1748663), (49, 963549), (63, 749427), (127, 371763), (147, 321183), (189, 249809), (281, 168021), (381, 123921), (441, 107061), (843, 56007), (889, 53109), (1143, 41307), (1323, 35687), (1967, 24003), (2529, 18669), (2667, 17703), (3429, 13769), (5901, 8001), (6223, 7587)]