28796306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 26361454

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 121, 154, 178, 191, 242, 382, 623, 847, 979, 1246, 1337, 1694, 1958, 2101, 2674, 4202, 6853, 10769, 13706, 14707, 16999, 21538, 23111, 29414, 33998, 46222, 75383, 118993, 150766, 161777, 186989, 237986, 323554, 373978, 1308923, 2056879, 2617846, 4113758, 14398153, 28796306]

約数ペア:

[(1, 28796306), (2, 14398153), (7, 4113758), (11, 2617846), (14, 2056879), (22, 1308923), (77, 373978), (89, 323554), (121, 237986), (154, 186989), (178, 161777), (191, 150766), (242, 118993), (382, 75383), (623, 46222), (847, 33998), (979, 29414), (1246, 23111), (1337, 21538), (1694, 16999), (1958, 14707), (2101, 13706), (2674, 10769), (4202, 6853)]