208045407

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{3631}}^1$

素因数の和:3974

約数の個数: 16

約数和(自身を含む): 282424320

約数和(自身を除く): 74378913

約数列:

[1, 3, 71, 213, 269, 807, 3631, 10893, 19099, 57297, 257801, 773403, 976739, 2930217, 69348469, 208045407]

約数ペア:

[(1, 208045407), (3, 69348469), (71, 2930217), (213, 976739), (269, 773403), (807, 257801), (3631, 57297), (10893, 19099)]