1280453482

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{643}}^1$

素因数の和:923

約数の個数: 64

約数和(自身を含む): 2446746624

約数和(自身を除く): 1166293142

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 193, 386, 469, 643, 737, 938, 1286, 1351, 1474, 2123, 2702, 4246, 4501, 5159, 7073, 9002, 10318, 12931, 14146, 14861, 25862, 29722, 43081, 49511, 86162, 90517, 99022, 124099, 142241, 181034, 248198, 284482, 301567, 473891, 603134, 868693, 947782, 995687, 1365089, 1737386, 1991374, 2730178, 3317237, 6634474, 8314633, 9555623, 16629266, 19111246, 58202431, 91460963, 116404862, 182921926, 640226741, 1280453482]

約数ペア:

[(1, 1280453482), (2, 640226741), (7, 182921926), (11, 116404862), (14, 91460963), (22, 58202431), (67, 19111246), (77, 16629266), (134, 9555623), (154, 8314633), (193, 6634474), (386, 3317237), (469, 2730178), (643, 1991374), (737, 1737386), (938, 1365089), (1286, 995687), (1351, 947782), (1474, 868693), (2123, 603134), (2702, 473891), (4246, 301567), (4501, 284482), (5159, 248198), (7073, 181034), (9002, 142241), (10318, 124099), (12931, 99022), (14146, 90517), (14861, 86162), (25862, 49511), (29722, 43081)]