319307751

素因数分解:

$3^4\times 7^1\times {\mathrm{563153}}^1$

素因数の和:563172

約数の個数: 20

約数和(自身を含む): 545133072

約数和(自身を除く): 225825321

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 563153, 1689459, 3942071, 5068377, 11826213, 15205131, 35478639, 45615393, 106435917, 319307751]

約数ペア:

[(1, 319307751), (3, 106435917), (7, 45615393), (9, 35478639), (21, 15205131), (27, 11826213), (63, 5068377), (81, 3942071), (189, 1689459), (567, 563153)]