16543863

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 28993536

約数和(自身を除く): 12449673

約数列:

[1, 3, 7, 9, 21, 31, 43, 63, 93, 129, 197, 217, 279, 301, 387, 591, 651, 903, 1333, 1379, 1773, 1953, 2709, 3999, 4137, 6107, 8471, 9331, 11997, 12411, 18321, 25413, 27993, 42749, 54963, 59297, 76239, 83979, 128247, 177891, 262601, 384741, 533673, 787803, 1838207, 2363409, 5514621, 16543863]

約数ペア:

[(1, 16543863), (3, 5514621), (7, 2363409), (9, 1838207), (21, 787803), (31, 533673), (43, 384741), (63, 262601), (93, 177891), (129, 128247), (197, 83979), (217, 76239), (279, 59297), (301, 54963), (387, 42749), (591, 27993), (651, 25413), (903, 18321), (1333, 12411), (1379, 11997), (1773, 9331), (1953, 8471), (2709, 6107), (3999, 4137)]