12874288

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1619}}^1$

素因数の和:1705

約数の個数: 40

約数和(自身を含む): 28926720

約数和(自身を除く): 16052432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1619, 1988, 3238, 3976, 6476, 7952, 11333, 12952, 22666, 25904, 45332, 90664, 114949, 181328, 229898, 459796, 804643, 919592, 1609286, 1839184, 3218572, 6437144, 12874288]

約数ペア:

[(1, 12874288), (2, 6437144), (4, 3218572), (7, 1839184), (8, 1609286), (14, 919592), (16, 804643), (28, 459796), (56, 229898), (71, 181328), (112, 114949), (142, 90664), (284, 45332), (497, 25904), (568, 22666), (994, 12952), (1136, 11333), (1619, 7952), (1988, 6476), (3238, 3976)]