12986481

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{3121}}^1$

素因数の和:3216

約数の個数: 16

約数和(自身を含む): 18482240

約数和(自身を除く): 5495759

約数列:

[1, 3, 19, 57, 73, 219, 1387, 3121, 4161, 9363, 59299, 177897, 227833, 683499, 4328827, 12986481]

約数ペア:

[(1, 12986481), (3, 4328827), (19, 683499), (57, 227833), (73, 177897), (219, 59299), (1387, 9363), (3121, 4161)]