30556197

素因数分解:

$3^4\times 7^1\times {\mathrm{53891}}^1$

素因数の和:53910

約数の個数: 20

約数和(自身を含む): 52167456

約数和(自身を除く): 21611259

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 53891, 161673, 377237, 485019, 1131711, 1455057, 3395133, 4365171, 10185399, 30556197]

約数ペア:

[(1, 30556197), (3, 10185399), (7, 4365171), (9, 3395133), (21, 1455057), (27, 1131711), (63, 485019), (81, 377237), (189, 161673), (567, 53891)]