16691661

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4999}}^1$

素因数の和:5065

約数の個数: 24

約数和(自身を含む): 28080000

約数和(自身を除く): 11388339

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 4999, 14997, 34993, 44991, 104979, 264947, 314937, 794841, 1854629, 2384523, 5563887, 16691661]

約数ペア:

[(1, 16691661), (3, 5563887), (7, 2384523), (9, 1854629), (21, 794841), (53, 314937), (63, 264947), (159, 104979), (371, 44991), (477, 34993), (1113, 14997), (3339, 4999)]