28279076

素因数分解:

$2^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:888

約数の個数: 36

約数和(自身を含む): 57915648

約数和(自身を除く): 29636572

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 223, 446, 647, 892, 1294, 1561, 2588, 3122, 4529, 6244, 9058, 10927, 18116, 21854, 31703, 43708, 63406, 126812, 144281, 288562, 577124, 1009967, 2019934, 4039868, 7069769, 14139538, 28279076]

約数ペア:

[(1, 28279076), (2, 14139538), (4, 7069769), (7, 4039868), (14, 2019934), (28, 1009967), (49, 577124), (98, 288562), (196, 144281), (223, 126812), (446, 63406), (647, 43708), (892, 31703), (1294, 21854), (1561, 18116), (2588, 10927), (3122, 9058), (4529, 6244)]