201085821

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{10301}}^1$

素因数の和:10554

約数の個数: 20

約数和(自身を含む): 301663164

約数和(自身を除く): 100577343

約数列:

[1, 3, 9, 27, 81, 241, 723, 2169, 6507, 10301, 19521, 30903, 92709, 278127, 834381, 2482541, 7447623, 22342869, 67028607, 201085821]

約数ペア:

[(1, 201085821), (3, 67028607), (9, 22342869), (27, 7447623), (81, 2482541), (241, 834381), (723, 278127), (2169, 92709), (6507, 30903), (10301, 19521)]