51156441

素因数分解:

$3^4\times 7^2\times {\mathrm{12889}}^1$

素因数の和:12915

約数の個数: 30

約数和(自身を含む): 88902330

約数和(自身を除く): 37745889

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 12889, 38667, 90223, 116001, 270669, 348003, 631561, 812007, 1044009, 1894683, 2436021, 5684049, 7308063, 17052147, 51156441]

約数ペア:

[(1, 51156441), (3, 17052147), (7, 7308063), (9, 5684049), (21, 2436021), (27, 1894683), (49, 1044009), (63, 812007), (81, 631561), (147, 348003), (189, 270669), (441, 116001), (567, 90223), (1323, 38667), (3969, 12889)]