28199916

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18217}}^1$

素因数の和:18270

約数の個数: 36

約数和(自身を含む): 72944872

約数和(自身を除く): 44744956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18217, 36434, 54651, 72868, 109302, 163953, 218604, 327906, 655812, 783331, 1566662, 2349993, 3133324, 4699986, 7049979, 9399972, 14099958, 28199916]

約数ペア:

[(1, 28199916), (2, 14099958), (3, 9399972), (4, 7049979), (6, 4699986), (9, 3133324), (12, 2349993), (18, 1566662), (36, 783331), (43, 655812), (86, 327906), (129, 218604), (172, 163953), (258, 109302), (387, 72868), (516, 54651), (774, 36434), (1548, 18217)]