27979126

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{19403}}^1$

素因数の和:19515

約数の個数: 16

約数和(自身を含む): 48432384

約数和(自身を除く): 20453258

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 19403, 38806, 135821, 271642, 1998509, 3997018, 13989563, 27979126]

約数ペア:

[(1, 27979126), (2, 13989563), (7, 3997018), (14, 1998509), (103, 271642), (206, 135821), (721, 38806), (1442, 19403)]