2281293

素因数分解:

$3^2\times 7^3\times {\mathrm{739}}^1$

素因数の和:766

約数の個数: 24

約数和(自身を含む): 3848000

約数和(自身を除く): 1566707

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 739, 1029, 2217, 3087, 5173, 6651, 15519, 36211, 46557, 108633, 253477, 325899, 760431, 2281293]

約数ペア:

[(1, 2281293), (3, 760431), (7, 325899), (9, 253477), (21, 108633), (49, 46557), (63, 36211), (147, 15519), (343, 6651), (441, 5173), (739, 3087), (1029, 2217)]