1999604817

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{308153}}^1$

素因数の和:308269

約数の個数: 24

約数和(自身を含む): 3332993664

約数和(自身を除く): 1333388847

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 308153, 924459, 2157071, 2773377, 6471213, 19413639, 31739759, 95219277, 222178313, 285657831, 666534939, 1999604817]

約数ペア:

[(1, 1999604817), (3, 666534939), (7, 285657831), (9, 222178313), (21, 95219277), (63, 31739759), (103, 19413639), (309, 6471213), (721, 2773377), (927, 2157071), (2163, 924459), (6489, 308153)]