28070812

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91139}}^1$

素因数の和:91161

約数の個数: 24

約数和(自身を含む): 61246080

約数和(自身を除く): 33175268

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91139, 182278, 364556, 637973, 1002529, 1275946, 2005058, 2551892, 4010116, 7017703, 14035406, 28070812]

約数ペア:

[(1, 28070812), (2, 14035406), (4, 7017703), (7, 4010116), (11, 2551892), (14, 2005058), (22, 1275946), (28, 1002529), (44, 637973), (77, 364556), (154, 182278), (308, 91139)]