51992031

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 88198656

約数和(自身を除く): 36206625

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 103, 129, 273, 301, 309, 559, 721, 903, 1339, 1677, 1849, 2163, 3913, 4017, 4429, 5547, 9373, 11739, 12943, 13287, 24037, 28119, 31003, 38829, 57577, 72111, 93009, 168259, 172731, 190447, 403039, 504777, 571341, 1209117, 1333129, 2475811, 3999387, 7427433, 17330677, 51992031]

約数ペア:

[(1, 51992031), (3, 17330677), (7, 7427433), (13, 3999387), (21, 2475811), (39, 1333129), (43, 1209117), (91, 571341), (103, 504777), (129, 403039), (273, 190447), (301, 172731), (309, 168259), (559, 93009), (721, 72111), (903, 57577), (1339, 38829), (1677, 31003), (1849, 28119), (2163, 24037), (3913, 13287), (4017, 12943), (4429, 11739), (5547, 9373)]