2538459

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 60

約数和(自身を含む): 4892272

約数和(自身を除く): 2353813

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 37, 63, 77, 81, 99, 111, 121, 189, 231, 259, 297, 333, 363, 407, 567, 693, 777, 847, 891, 999, 1089, 1221, 2079, 2331, 2541, 2849, 2997, 3267, 3663, 4477, 6237, 6993, 7623, 8547, 9801, 10989, 13431, 20979, 22869, 25641, 31339, 32967, 40293, 68607, 76923, 94017, 120879, 230769, 282051, 362637, 846153, 2538459]

約数ペア:

[(1, 2538459), (3, 846153), (7, 362637), (9, 282051), (11, 230769), (21, 120879), (27, 94017), (33, 76923), (37, 68607), (63, 40293), (77, 32967), (81, 31339), (99, 25641), (111, 22869), (121, 20979), (189, 13431), (231, 10989), (259, 9801), (297, 8547), (333, 7623), (363, 6993), (407, 6237), (567, 4477), (693, 3663), (777, 3267), (847, 2997), (891, 2849), (999, 2541), (1089, 2331), (1221, 2079)]