51857253

素因数分解:

$3^4\times 7^1\times {\mathrm{91459}}^1$

素因数の和:91478

約数の個数: 20

約数和(自身を含む): 88533280

約数和(自身を除く): 36676027

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 91459, 274377, 640213, 823131, 1920639, 2469393, 5761917, 7408179, 17285751, 51857253]

約数ペア:

[(1, 51857253), (3, 17285751), (7, 7408179), (9, 5761917), (21, 2469393), (27, 1920639), (63, 823131), (81, 640213), (189, 274377), (567, 91459)]