664834557

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{76129}}^1$

素因数の和:76244

約数の個数: 16

約数和(自身を含む): 920868480

約数和(自身を除く): 256033923

約数列:

[1, 3, 41, 71, 123, 213, 2911, 8733, 76129, 228387, 3121289, 5405159, 9363867, 16215477, 221611519, 664834557]

約数ペア:

[(1, 664834557), (3, 221611519), (41, 16215477), (71, 9363867), (123, 5405159), (213, 3121289), (2911, 228387), (8733, 76129)]