198704261

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4027}}^1$

素因数の和:4113

約数の個数: 24

約数和(自身を含む): 247963680

約数和(自身を除く): 49259419

約数列:

[1, 7, 19, 49, 53, 133, 371, 931, 1007, 2597, 4027, 7049, 28189, 49343, 76513, 197323, 213431, 535591, 1494017, 3749137, 4055189, 10458119, 28386323, 198704261]

約数ペア:

[(1, 198704261), (7, 28386323), (19, 10458119), (49, 4055189), (53, 3749137), (133, 1494017), (371, 535591), (931, 213431), (1007, 197323), (2597, 76513), (4027, 49343), (7049, 28189)]