28128884

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{6653}}^1$

素因数の和:6815

約数の個数: 24

約数和(自身を含む): 56638848

約数和(自身を除く): 28509964

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 6653, 13306, 26612, 46571, 93142, 186284, 1004603, 2009206, 4018412, 7032221, 14064442, 28128884]

約数ペア:

[(1, 28128884), (2, 14064442), (4, 7032221), (7, 4018412), (14, 2009206), (28, 1004603), (151, 186284), (302, 93142), (604, 46571), (1057, 26612), (2114, 13306), (4228, 6653)]