1780492023

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{467689}}^1$

素因数の和:467748

約数の個数: 20

約数和(自身を含む): 2716343520

約数和(自身を除く): 935851497

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 467689, 1403067, 4209201, 12627603, 21981383, 37882809, 65944149, 197832447, 593497341, 1780492023]

約数ペア:

[(1, 1780492023), (3, 593497341), (9, 197832447), (27, 65944149), (47, 37882809), (81, 21981383), (141, 12627603), (423, 4209201), (1269, 1403067), (3807, 467689)]