28728776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{211241}}^1$

素因数の和:211264

約数の個数: 16

約数和(自身を含む): 57035340

約数和(自身を除く): 28306564

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 211241, 422482, 844964, 1689928, 3591097, 7182194, 14364388, 28728776]

約数ペア:

[(1, 28728776), (2, 14364388), (4, 7182194), (8, 3591097), (17, 1689928), (34, 844964), (68, 422482), (136, 211241)]