66400138

素因数分解:

$2^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{5653}}^1$

素因数の和:6501

約数の個数: 16

約数和(自身を含む): 113984640

約数和(自身を除く): 47584502

約数列:

[1, 2, 7, 14, 839, 1678, 5653, 5873, 11306, 11746, 39571, 79142, 4742867, 9485734, 33200069, 66400138]

約数ペア:

[(1, 66400138), (2, 33200069), (7, 9485734), (14, 4742867), (839, 79142), (1678, 39571), (5653, 11746), (5873, 11306)]