2947938

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 48

約数和(自身を含む): 7069824

約数和(自身を除く): 4121886

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 271, 294, 518, 542, 777, 813, 1554, 1626, 1813, 1897, 3626, 3794, 5439, 5691, 10027, 10878, 11382, 13279, 20054, 26558, 30081, 39837, 60162, 70189, 79674, 140378, 210567, 421134, 491323, 982646, 1473969, 2947938]

約数ペア:

[(1, 2947938), (2, 1473969), (3, 982646), (6, 491323), (7, 421134), (14, 210567), (21, 140378), (37, 79674), (42, 70189), (49, 60162), (74, 39837), (98, 30081), (111, 26558), (147, 20054), (222, 13279), (259, 11382), (271, 10878), (294, 10027), (518, 5691), (542, 5439), (777, 3794), (813, 3626), (1554, 1897), (1626, 1813)]