39747921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{811}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 58054752

約数和(自身を除く): 18306831

約数列:

[1, 3, 17, 31, 51, 93, 527, 811, 961, 1581, 2433, 2883, 13787, 16337, 25141, 41361, 49011, 75423, 427397, 779371, 1282191, 2338113, 13249307, 39747921]

約数ペア:

[(1, 39747921), (3, 13249307), (17, 2338113), (31, 1282191), (51, 779371), (93, 427397), (527, 75423), (811, 49011), (961, 41361), (1581, 25141), (2433, 16337), (2883, 13787)]