1789209

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 2766400

約数和(自身を除く): 977191

約数列:

[1, 3, 9, 27, 37, 81, 111, 199, 243, 333, 597, 999, 1791, 2997, 5373, 7363, 8991, 16119, 22089, 48357, 66267, 198801, 596403, 1789209]

約数ペア:

[(1, 1789209), (3, 596403), (9, 198801), (27, 66267), (37, 48357), (81, 22089), (111, 16119), (199, 8991), (243, 7363), (333, 5373), (597, 2997), (999, 1791)]