26982879

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 48397104

約数和(自身を除く): 21414225

約数列:

[1, 3, 7, 11, 21, 33, 37, 41, 49, 77, 111, 121, 123, 147, 231, 259, 287, 363, 407, 451, 539, 777, 847, 861, 1221, 1353, 1517, 1617, 1813, 2009, 2541, 2849, 3157, 4477, 4551, 4961, 5439, 5929, 6027, 8547, 9471, 10619, 13431, 14883, 16687, 17787, 19943, 22099, 31339, 31857, 34727, 50061, 59829, 66297, 74333, 94017, 104181, 116809, 183557, 219373, 222999, 243089, 350427, 550671, 658119, 729267, 817663, 1284899, 2452989, 3854697, 8994293, 26982879]

約数ペア:

[(1, 26982879), (3, 8994293), (7, 3854697), (11, 2452989), (21, 1284899), (33, 817663), (37, 729267), (41, 658119), (49, 550671), (77, 350427), (111, 243089), (121, 222999), (123, 219373), (147, 183557), (231, 116809), (259, 104181), (287, 94017), (363, 74333), (407, 66297), (451, 59829), (539, 50061), (777, 34727), (847, 31857), (861, 31339), (1221, 22099), (1353, 19943), (1517, 17787), (1617, 16687), (1813, 14883), (2009, 13431), (2541, 10619), (2849, 9471), (3157, 8547), (4477, 6027), (4551, 5929), (4961, 5439)]