131719448

素因数分解:

$2^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{4603}}^1$

素因数の和:4696

約数の個数: 48

約数和(自身を含む): 291295080

約数和(自身を除く): 159575632

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 392, 511, 584, 1022, 2044, 3577, 4088, 4603, 7154, 9206, 14308, 18412, 28616, 32221, 36824, 64442, 128884, 225547, 257768, 336019, 451094, 672038, 902188, 1344076, 1804376, 2352133, 2688152, 4704266, 9408532, 16464931, 18817064, 32929862, 65859724, 131719448]

約数ペア:

[(1, 131719448), (2, 65859724), (4, 32929862), (7, 18817064), (8, 16464931), (14, 9408532), (28, 4704266), (49, 2688152), (56, 2352133), (73, 1804376), (98, 1344076), (146, 902188), (196, 672038), (292, 451094), (392, 336019), (511, 257768), (584, 225547), (1022, 128884), (2044, 64442), (3577, 36824), (4088, 32221), (4603, 28616), (7154, 18412), (9206, 14308)]