81457516

素因数分解:

$2^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{9929}}^1$

素因数の和:10233

約数の個数: 24

約数和(自身を含む): 163487520

約数和(自身を除く): 82030004

約数列:

[1, 2, 4, 7, 14, 28, 293, 586, 1172, 2051, 4102, 8204, 9929, 19858, 39716, 69503, 139006, 278012, 2909197, 5818394, 11636788, 20364379, 40728758, 81457516]

約数ペア:

[(1, 81457516), (2, 40728758), (4, 20364379), (7, 11636788), (14, 5818394), (28, 2909197), (293, 278012), (586, 139006), (1172, 69503), (2051, 39716), (4102, 19858), (8204, 9929)]