27987862

素因数分解:

$2^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13417}}^1$

素因数の和:13575

約数の個数: 16

約数和(自身を含む): 48304800

約数和(自身を除く): 20316938

約数列:

[1, 2, 7, 14, 149, 298, 1043, 2086, 13417, 26834, 93919, 187838, 1999133, 3998266, 13993931, 27987862]

約数ペア:

[(1, 27987862), (2, 13993931), (7, 3998266), (14, 1999133), (149, 187838), (298, 93919), (1043, 26834), (2086, 13417)]