277207983

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3396

約数の個数: 48

約数和(自身を含む): 464615424

約数和(自身を除く): 187407441

約数列:

[1, 3, 9, 13, 23, 31, 39, 69, 93, 117, 207, 279, 299, 403, 713, 897, 1209, 2139, 2691, 3323, 3627, 6417, 9269, 9969, 27807, 29907, 43199, 76429, 83421, 103013, 129597, 229287, 309039, 388791, 687861, 927117, 993577, 1339169, 2369299, 2980731, 4017507, 7107897, 8942193, 12052521, 21323691, 30800887, 92402661, 277207983]

約数ペア:

[(1, 277207983), (3, 92402661), (9, 30800887), (13, 21323691), (23, 12052521), (31, 8942193), (39, 7107897), (69, 4017507), (93, 2980731), (117, 2369299), (207, 1339169), (279, 993577), (299, 927117), (403, 687861), (713, 388791), (897, 309039), (1209, 229287), (2139, 129597), (2691, 103013), (3323, 83421), (3627, 76429), (6417, 43199), (9269, 29907), (9969, 27807)]