219774128

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63299}}^1$

素因数の和:63345

約数の個数: 40

約数和(自身を含む): 502348800

約数和(自身を除く): 282574672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 63299, 126598, 253196, 443093, 506392, 886186, 1012784, 1772372, 1962269, 3544744, 3924538, 7089488, 7849076, 13735883, 15698152, 27471766, 31396304, 54943532, 109887064, 219774128]

約数ペア:

[(1, 219774128), (2, 109887064), (4, 54943532), (7, 31396304), (8, 27471766), (14, 15698152), (16, 13735883), (28, 7849076), (31, 7089488), (56, 3924538), (62, 3544744), (112, 1962269), (124, 1772372), (217, 1012784), (248, 886186), (434, 506392), (496, 443093), (868, 253196), (1736, 126598), (3472, 63299)]