13940255

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3347}}^1$

素因数の和:3383

約数の個数: 24

約数和(自身を含む): 20610288

約数和(自身を除く): 6670033

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 3347, 4165, 16735, 23429, 56899, 117145, 164003, 284495, 398293, 820015, 1991465, 2788051, 13940255]

約数ペア:

[(1, 13940255), (5, 2788051), (7, 1991465), (17, 820015), (35, 398293), (49, 284495), (85, 164003), (119, 117145), (245, 56899), (595, 23429), (833, 16735), (3347, 4165)]