2791075

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 4062240

約数和(自身を除く): 1271165

約数列:

[1, 5, 7, 25, 35, 41, 175, 205, 287, 389, 1025, 1435, 1945, 2723, 7175, 9725, 13615, 15949, 68075, 79745, 111643, 398725, 558215, 2791075]

約数ペア:

[(1, 2791075), (5, 558215), (7, 398725), (25, 111643), (35, 79745), (41, 68075), (175, 15949), (205, 13615), (287, 9725), (389, 7175), (1025, 2723), (1435, 1945)]