51947911035

素因数分解:

$3^4\times 5^1\times {\mathrm{128266447}}^1$

素因数の和:128266464

約数の個数: 20

約数和(自身を含む): 93121441248

約数和(自身を除く): 41173530213

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 128266447, 384799341, 641332235, 1154398023, 1923996705, 3463194069, 5771990115, 10389582207, 17315970345, 51947911035]

約数ペア:

[(1, 51947911035), (3, 17315970345), (5, 10389582207), (9, 5771990115), (15, 3463194069), (27, 1923996705), (45, 1154398023), (81, 641332235), (135, 384799341), (405, 128266447)]