26553015

素因数分解:

$3^4\times 5^1\times {\mathrm{65563}}^1$

素因数の和:65580

約数の個数: 20

約数和(自身を含む): 47599464

約数和(自身を除く): 21046449

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65563, 196689, 327815, 590067, 983445, 1770201, 2950335, 5310603, 8851005, 26553015]

約数ペア:

[(1, 26553015), (3, 8851005), (5, 5310603), (9, 2950335), (15, 1770201), (27, 983445), (45, 590067), (81, 327815), (135, 196689), (405, 65563)]