26597571

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 50512896

約数和(自身を除く): 23915325

約数列:

[1, 3, 7, 11, 13, 17, 21, 33, 39, 51, 77, 91, 119, 143, 187, 221, 231, 273, 357, 429, 521, 561, 663, 1001, 1309, 1547, 1563, 2431, 3003, 3647, 3927, 4641, 5731, 6773, 7293, 8857, 10941, 17017, 17193, 20319, 26571, 40117, 47411, 51051, 61999, 74503, 97427, 115141, 120351, 142233, 185997, 223509, 292281, 345423, 521521, 681989, 805987, 1266551, 1564563, 2045967, 2417961, 3799653, 8865857, 26597571]

約数ペア:

[(1, 26597571), (3, 8865857), (7, 3799653), (11, 2417961), (13, 2045967), (17, 1564563), (21, 1266551), (33, 805987), (39, 681989), (51, 521521), (77, 345423), (91, 292281), (119, 223509), (143, 185997), (187, 142233), (221, 120351), (231, 115141), (273, 97427), (357, 74503), (429, 61999), (521, 51051), (561, 47411), (663, 40117), (1001, 26571), (1309, 20319), (1547, 17193), (1563, 17017), (2431, 10941), (3003, 8857), (3647, 7293), (3927, 6773), (4641, 5731)]