28686242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64901}}^1$

素因数の和:64933

約数の個数: 16

約数和(自身を含む): 49065912

約数和(自身を除く): 20379670

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 64901, 129802, 843713, 1103317, 1687426, 2206634, 14343121, 28686242]

約数ペア:

[(1, 28686242), (2, 14343121), (13, 2206634), (17, 1687426), (26, 1103317), (34, 843713), (221, 129802), (442, 64901)]