16917543

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 26627328

約数和(自身を除く): 9709785

約数列:

[1, 3, 9, 19, 41, 57, 123, 127, 171, 361, 369, 381, 779, 1083, 1143, 2337, 2413, 3249, 5207, 7011, 7239, 14801, 15621, 21717, 44403, 45847, 46863, 98933, 133209, 137541, 296799, 412623, 890397, 1879727, 5639181, 16917543]

約数ペア:

[(1, 16917543), (3, 5639181), (9, 1879727), (19, 890397), (41, 412623), (57, 296799), (123, 137541), (127, 133209), (171, 98933), (361, 46863), (369, 45847), (381, 44403), (779, 21717), (1083, 15621), (1143, 14801), (2337, 7239), (2413, 7011), (3249, 5207)]