16984785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1549}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 29462400

約数和(自身を除く): 12477615

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 1549, 2193, 3655, 4647, 7745, 10965, 23235, 26333, 66607, 78999, 131665, 199821, 333035, 394995, 999105, 1132319, 3396957, 5661595, 16984785]

約数ペア:

[(1, 16984785), (3, 5661595), (5, 3396957), (15, 1132319), (17, 999105), (43, 394995), (51, 333035), (85, 199821), (129, 131665), (215, 78999), (255, 66607), (645, 26333), (731, 23235), (1549, 10965), (2193, 7745), (3655, 4647)]