28305137

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 33318912

約数和(自身を除く): 5013775

約数列:

[1, 7, 43, 271, 301, 347, 1897, 2429, 11653, 14921, 81571, 94037, 104447, 658259, 4043591, 28305137]

約数ペア:

[(1, 28305137), (7, 4043591), (43, 658259), (271, 104447), (301, 94037), (347, 81571), (1897, 14921), (2429, 11653)]