2558115

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{2707}}^1$

素因数の和:2728

約数の個数: 32

約数和(自身を含む): 5199360

約数和(自身を除く): 2641245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 2707, 8121, 13535, 18949, 24363, 40605, 56847, 73089, 94745, 121815, 170541, 284235, 365445, 511623, 852705, 2558115]

約数ペア:

[(1, 2558115), (3, 852705), (5, 511623), (7, 365445), (9, 284235), (15, 170541), (21, 121815), (27, 94745), (35, 73089), (45, 56847), (63, 40605), (105, 24363), (135, 18949), (189, 13535), (315, 8121), (945, 2707)]