81028564

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{1471}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 145410048

約数和(自身を除く): 64381484

約数列:

[1, 2, 4, 47, 94, 188, 293, 586, 1172, 1471, 2942, 5884, 13771, 27542, 55084, 69137, 138274, 276548, 431003, 862006, 1724012, 20257141, 40514282, 81028564]

約数ペア:

[(1, 81028564), (2, 40514282), (4, 20257141), (47, 1724012), (94, 862006), (188, 431003), (293, 276548), (586, 138274), (1172, 69137), (1471, 55084), (2942, 27542), (5884, 13771)]