28563759

素因数分解:

$3^4\times 7^1\times {\mathrm{50377}}^1$

素因数の和:50396

約数の個数: 20

約数和(自身を含む): 48765904

約数和(自身を除く): 20202145

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 50377, 151131, 352639, 453393, 1057917, 1360179, 3173751, 4080537, 9521253, 28563759]

約数ペア:

[(1, 28563759), (3, 9521253), (7, 4080537), (9, 3173751), (21, 1360179), (27, 1057917), (63, 453393), (81, 352639), (189, 151131), (567, 50377)]