26531475

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{20809}}^1$

素因数の和:20839

約数の個数: 24

約数和(自身を含む): 46447920

約数和(自身を除く): 19916445

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 20809, 62427, 104045, 312135, 353753, 520225, 1061259, 1560675, 1768765, 5306295, 8843825, 26531475]

約数ペア:

[(1, 26531475), (3, 8843825), (5, 5306295), (15, 1768765), (17, 1560675), (25, 1061259), (51, 520225), (75, 353753), (85, 312135), (255, 104045), (425, 62427), (1275, 20809)]