9871725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{3061}}^1$

素因数の和:3117

約数の個数: 24

約数和(自身を含む): 16706272

約数和(自身を除く): 6834547

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 1075, 3061, 3225, 9183, 15305, 45915, 76525, 131623, 229575, 394869, 658115, 1974345, 3290575, 9871725]

約数ペア:

[(1, 9871725), (3, 3290575), (5, 1974345), (15, 658115), (25, 394869), (43, 229575), (75, 131623), (129, 76525), (215, 45915), (645, 15305), (1075, 9183), (3061, 3225)]