2858778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:683

約数の個数: 48

約数和(自身を含む): 7032480

約数和(自身を除く): 4173702

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 643, 741, 1286, 1482, 1929, 2223, 3858, 4446, 5787, 8359, 11574, 12217, 16718, 24434, 25077, 36651, 50154, 73302, 75231, 109953, 150462, 158821, 219906, 317642, 476463, 952926, 1429389, 2858778]

約数ペア:

[(1, 2858778), (2, 1429389), (3, 952926), (6, 476463), (9, 317642), (13, 219906), (18, 158821), (19, 150462), (26, 109953), (38, 75231), (39, 73302), (57, 50154), (78, 36651), (114, 25077), (117, 24434), (171, 16718), (234, 12217), (247, 11574), (342, 8359), (494, 5787), (643, 4446), (741, 3858), (1286, 2223), (1482, 1929)]