1287667914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{16508563}}^1$

素因数の和:16508581

約数の個数: 16

約数和(自身を含む): 2773438752

約数和(自身を除く): 1485770838

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 16508563, 33017126, 49525689, 99051378, 214611319, 429222638, 643833957, 1287667914]

約数ペア:

[(1, 1287667914), (2, 643833957), (3, 429222638), (6, 214611319), (13, 99051378), (26, 49525689), (39, 33017126), (78, 16508563)]