81874128

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{243673}}^1$

素因数の和:243691

約数の個数: 40

約数和(自身を含む): 241724608

約数和(自身を除く): 159850480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 243673, 487346, 731019, 974692, 1462038, 1705711, 1949384, 2924076, 3411422, 3898768, 5117133, 5848152, 6822844, 10234266, 11696304, 13645688, 20468532, 27291376, 40937064, 81874128]

約数ペア:

[(1, 81874128), (2, 40937064), (3, 27291376), (4, 20468532), (6, 13645688), (7, 11696304), (8, 10234266), (12, 6822844), (14, 5848152), (16, 5117133), (21, 3898768), (24, 3411422), (28, 2924076), (42, 1949384), (48, 1705711), (56, 1462038), (84, 974692), (112, 731019), (168, 487346), (336, 243673)]