12787978

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53731}}^1$

素因数の和:53757

約数の個数: 16

約数和(自身を含む): 23212224

約数和(自身を除く): 10424246

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 53731, 107462, 376117, 752234, 913427, 1826854, 6393989, 12787978]

約数ペア:

[(1, 12787978), (2, 6393989), (7, 1826854), (14, 913427), (17, 752234), (34, 376117), (119, 107462), (238, 53731)]