28220187

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29123}}^1$

素因数の和:29162

約数の個数: 16

約数和(自身を含む): 41938560

約数和(自身を除く): 13718373

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 29123, 87369, 495091, 553337, 1485273, 1660011, 9406729, 28220187]

約数ペア:

[(1, 28220187), (3, 9406729), (17, 1660011), (19, 1485273), (51, 553337), (57, 495091), (323, 87369), (969, 29123)]