2840103

素因数分解:

$3^4\times 7^1\times {\mathrm{5009}}^1$

素因数の和:5028

約数の個数: 20

約数和(自身を含む): 4849680

約数和(自身を除く): 2009577

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 5009, 15027, 35063, 45081, 105189, 135243, 315567, 405729, 946701, 2840103]

約数ペア:

[(1, 2840103), (3, 946701), (7, 405729), (9, 315567), (21, 135243), (27, 105189), (63, 45081), (81, 35063), (189, 15027), (567, 5009)]