12867855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 27675648

約数和(自身を除く): 14807793

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 55, 65, 77, 91, 105, 143, 165, 195, 231, 273, 385, 429, 455, 715, 857, 1001, 1155, 1365, 2145, 2571, 3003, 4285, 5005, 5999, 9427, 11141, 12855, 15015, 17997, 28281, 29995, 33423, 47135, 55705, 65989, 77987, 89985, 122551, 141405, 167115, 197967, 233961, 329945, 367653, 389935, 612755, 857857, 989835, 1169805, 1838265, 2573571, 4289285, 12867855]

約数ペア:

[(1, 12867855), (3, 4289285), (5, 2573571), (7, 1838265), (11, 1169805), (13, 989835), (15, 857857), (21, 612755), (33, 389935), (35, 367653), (39, 329945), (55, 233961), (65, 197967), (77, 167115), (91, 141405), (105, 122551), (143, 89985), (165, 77987), (195, 65989), (231, 55705), (273, 47135), (385, 33423), (429, 29995), (455, 28281), (715, 17997), (857, 15015), (1001, 12855), (1155, 11141), (1365, 9427), (2145, 5999), (2571, 5005), (3003, 4285)]