128524893

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{20333}}^1$

素因数の和:20393

約数の個数: 24

約数和(自身を含む): 203990688

約数和(自身を除く): 75465795

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 2107, 6321, 20333, 60999, 142331, 426993, 874319, 996317, 2622957, 2988951, 6120233, 18360699, 42841631, 128524893]

約数ペア:

[(1, 128524893), (3, 42841631), (7, 18360699), (21, 6120233), (43, 2988951), (49, 2622957), (129, 996317), (147, 874319), (301, 426993), (903, 142331), (2107, 60999), (6321, 20333)]