40504009

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6269}}^1$

素因数の和:6360

約数の個数: 16

約数和(自身を含む): 50561280

約数和(自身を除く): 10057271

約数列:

[1, 7, 13, 71, 91, 497, 923, 6269, 6461, 43883, 81497, 445099, 570479, 3115693, 5786287, 40504009]

約数ペア:

[(1, 40504009), (7, 5786287), (13, 3115693), (71, 570479), (91, 445099), (497, 81497), (923, 43883), (6269, 6461)]