51687321

素因数分解:

$3^1\times 7^1\times {\mathrm{829}}^1\times {\mathrm{2969}}^1$

素因数の和:3808

約数の個数: 16

約数和(自身を含む): 78883200

約数和(自身を除く): 27195879

約数列:

[1, 3, 7, 21, 829, 2487, 2969, 5803, 8907, 17409, 20783, 62349, 2461301, 7383903, 17229107, 51687321]

約数ペア:

[(1, 51687321), (3, 17229107), (7, 7383903), (21, 2461301), (829, 62349), (2487, 20783), (2969, 17409), (5803, 8907)]