28704844

素因数分解:

$2^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{3989}}^1$

素因数の和:4257

約数の個数: 24

約数和(自身を含む): 57647520

約数和(自身を除く): 28942676

約数列:

[1, 2, 4, 7, 14, 28, 257, 514, 1028, 1799, 3598, 3989, 7196, 7978, 15956, 27923, 55846, 111692, 1025173, 2050346, 4100692, 7176211, 14352422, 28704844]

約数ペア:

[(1, 28704844), (2, 14352422), (4, 7176211), (7, 4100692), (14, 2050346), (28, 1025173), (257, 111692), (514, 55846), (1028, 27923), (1799, 15956), (3598, 7978), (3989, 7196)]