898206813

素因数分解:

$3^4\times 7^1\times {\mathrm{1584139}}^1$

素因数の和:1584158

約数の個数: 20

約数和(自身を含む): 1533447520

約数和(自身を除く): 635240707

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1584139, 4752417, 11088973, 14257251, 33266919, 42771753, 99800757, 128315259, 299402271, 898206813]

約数ペア:

[(1, 898206813), (3, 299402271), (7, 128315259), (9, 99800757), (21, 42771753), (27, 33266919), (63, 14257251), (81, 11088973), (189, 4752417), (567, 1584139)]