15776784

素因数分解:

$2^4\times 3^2\times {\mathrm{331}}^2$

素因数の和:676

約数の個数: 45

約数和(自身を含む): 44286879

約数和(自身を除く): 28510095

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 331, 662, 993, 1324, 1986, 2648, 2979, 3972, 5296, 5958, 7944, 11916, 15888, 23832, 47664, 109561, 219122, 328683, 438244, 657366, 876488, 986049, 1314732, 1752976, 1972098, 2629464, 3944196, 5258928, 7888392, 15776784]

約数ペア:

[(1, 15776784), (2, 7888392), (3, 5258928), (4, 3944196), (6, 2629464), (8, 1972098), (9, 1752976), (12, 1314732), (16, 986049), (18, 876488), (24, 657366), (36, 438244), (48, 328683), (72, 219122), (144, 109561), (331, 47664), (662, 23832), (993, 15888), (1324, 11916), (1986, 7944), (2648, 5958), (2979, 5296)]