13965931

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{2143}}^1$

素因数の和:2183

約数の個数: 16

約数和(自身を含む): 17152000

約数和(自身を除く): 3186069

約数列:

[1, 7, 19, 49, 133, 343, 931, 2143, 6517, 15001, 40717, 105007, 285019, 735049, 1995133, 13965931]

約数ペア:

[(1, 13965931), (7, 1995133), (19, 735049), (49, 285019), (133, 105007), (343, 40717), (931, 15001), (2143, 6517)]