28683256

素因数分解:

$2^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1993}}^1$

素因数の和:2263

約数の個数: 32

約数和(自身を含む): 61734240

約数和(自身を除く): 33050984

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 257, 514, 1028, 1799, 1993, 2056, 3598, 3986, 7196, 7972, 13951, 14392, 15944, 27902, 55804, 111608, 512201, 1024402, 2048804, 3585407, 4097608, 7170814, 14341628, 28683256]

約数ペア:

[(1, 28683256), (2, 14341628), (4, 7170814), (7, 4097608), (8, 3585407), (14, 2048804), (28, 1024402), (56, 512201), (257, 111608), (514, 55804), (1028, 27902), (1799, 15944), (1993, 14392), (2056, 13951), (3598, 7972), (3986, 7196)]