201890367

素因数分解:

$3^3\times 7^1\times {\mathrm{1068203}}^1$

素因数の和:1068219

約数の個数: 16

約数和(自身を含む): 341825280

約数和(自身を除く): 139934913

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1068203, 3204609, 7477421, 9613827, 22432263, 28841481, 67296789, 201890367]

約数ペア:

[(1, 201890367), (3, 67296789), (7, 28841481), (9, 22432263), (21, 9613827), (27, 7477421), (63, 3204609), (189, 1068203)]