28813521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{51361}}^1$

素因数の和:51392

約数の個数: 16

約数和(自身を含む): 44376768

約数和(自身を除く): 15563247

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 51361, 154083, 564971, 873137, 1694913, 2619411, 9604507, 28813521]

約数ペア:

[(1, 28813521), (3, 9604507), (11, 2619411), (17, 1694913), (33, 873137), (51, 564971), (187, 154083), (561, 51361)]