138890025

素因数分解:

$3^3\times 5^2\times {\mathrm{205763}}^1$

素因数の和:205782

約数の個数: 24

約数和(自身を含む): 255147360

約数和(自身を除く): 116257335

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 205763, 617289, 1028815, 1851867, 3086445, 5144075, 5555601, 9259335, 15432225, 27778005, 46296675, 138890025]

約数ペア:

[(1, 138890025), (3, 46296675), (5, 27778005), (9, 15432225), (15, 9259335), (25, 5555601), (27, 5144075), (45, 3086445), (75, 1851867), (135, 1028815), (225, 617289), (675, 205763)]