31039239

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{134369}}^1$

素因数の和:134390

約数の個数: 16

約数和(自身を含む): 51598080

約数和(自身を除く): 20558841

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 134369, 403107, 940583, 1478059, 2821749, 4434177, 10346413, 31039239]

約数ペア:

[(1, 31039239), (3, 10346413), (7, 4434177), (11, 2821749), (21, 1478059), (33, 940583), (77, 403107), (231, 134369)]