28713302289

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1759717}}^1$

素因数の和:1759774

約数の個数: 36

約数和(自身を含む): 49550139444

約数和(自身を除く): 20836837155

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 441, 777, 1813, 2331, 5439, 16317, 1759717, 5279151, 12318019, 15837453, 36954057, 65109529, 86226133, 110862171, 195328587, 258678399, 455766703, 585985761, 776035197, 1367300109, 3190366921, 4101900327, 9571100763, 28713302289]

約数ペア:

[(1, 28713302289), (3, 9571100763), (7, 4101900327), (9, 3190366921), (21, 1367300109), (37, 776035197), (49, 585985761), (63, 455766703), (111, 258678399), (147, 195328587), (259, 110862171), (333, 86226133), (441, 65109529), (777, 36954057), (1813, 15837453), (2331, 12318019), (5439, 5279151), (16317, 1759717)]