28413994

素因数分解:

$2^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{7717}}^1$

素因数の和:7989

約数の個数: 16

約数和(自身を含む): 48901248

約数和(自身を除く): 20487254

約数列:

[1, 2, 7, 14, 263, 526, 1841, 3682, 7717, 15434, 54019, 108038, 2029571, 4059142, 14206997, 28413994]

約数ペア:

[(1, 28413994), (2, 14206997), (7, 4059142), (14, 2029571), (263, 108038), (526, 54019), (1841, 15434), (3682, 7717)]