1219906317

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{42433}}^1$

素因数の和:42517

約数の個数: 24

約数和(自身を含む): 1910548416

約数和(自身を除く): 690642099

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1369, 4107, 9583, 28749, 42433, 127299, 297031, 891093, 1570021, 4710063, 10990147, 32970441, 58090777, 174272331, 406635439, 1219906317]

約数ペア:

[(1, 1219906317), (3, 406635439), (7, 174272331), (21, 58090777), (37, 32970441), (111, 10990147), (259, 4710063), (777, 1570021), (1369, 891093), (4107, 297031), (9583, 127299), (28749, 42433)]