85401183

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 138862080

約数和(自身を除く): 53460897

約数列:

[1, 3, 7, 17, 21, 51, 119, 139, 357, 417, 973, 1721, 2363, 2919, 5163, 7089, 12047, 16541, 29257, 36141, 49623, 87771, 204799, 239219, 614397, 717657, 1674533, 4066723, 5023599, 12200169, 28467061, 85401183]

約数ペア:

[(1, 85401183), (3, 28467061), (7, 12200169), (17, 5023599), (21, 4066723), (51, 1674533), (119, 717657), (139, 614397), (357, 239219), (417, 204799), (973, 87771), (1721, 49623), (2363, 36141), (2919, 29257), (5163, 16541), (7089, 12047)]