9904909

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{10639}}^1$

素因数の和:10672

約数の個数: 12

約数和(自身を含む): 12129600

約数和(自身を除く): 2224691

約数列:

[1, 7, 19, 49, 133, 931, 10639, 74473, 202141, 521311, 1414987, 9904909]

約数ペア:

[(1, 9904909), (7, 1414987), (19, 521311), (49, 202141), (133, 74473), (931, 10639)]