39978694

素因数分解:

$2^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{7193}}^1$

素因数の和:7599

約数の個数: 16

約数和(自身を含む): 68717088

約数和(自身を除く): 28738394

約数列:

[1, 2, 7, 14, 397, 794, 2779, 5558, 7193, 14386, 50351, 100702, 2855621, 5711242, 19989347, 39978694]

約数ペア:

[(1, 39978694), (2, 19989347), (7, 5711242), (14, 2855621), (397, 100702), (794, 50351), (2779, 14386), (5558, 7193)]