2549475

素因数分解:

$3^4\times 5^2\times {\mathrm{1259}}^1$

素因数の和:1281

約数の個数: 30

約数和(自身を含む): 4726260

約数和(自身を除く): 2176785

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 1259, 2025, 3777, 6295, 11331, 18885, 31475, 33993, 56655, 94425, 101979, 169965, 283275, 509895, 849825, 2549475]

約数ペア:

[(1, 2549475), (3, 849825), (5, 509895), (9, 283275), (15, 169965), (25, 101979), (27, 94425), (45, 56655), (75, 33993), (81, 31475), (135, 18885), (225, 11331), (405, 6295), (675, 3777), (1259, 2025)]