289318304

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20047}}^1$

素因数の和:20109

約数の個数: 48

約数和(自身を含む): 636564096

約数和(自身を除く): 347245792

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1804, 3608, 7216, 14432, 20047, 40094, 80188, 160376, 220517, 320752, 441034, 641504, 821927, 882068, 1643854, 1764136, 3287708, 3528272, 6575416, 7056544, 9041197, 13150832, 18082394, 26301664, 36164788, 72329576, 144659152, 289318304]

約数ペア:

[(1, 289318304), (2, 144659152), (4, 72329576), (8, 36164788), (11, 26301664), (16, 18082394), (22, 13150832), (32, 9041197), (41, 7056544), (44, 6575416), (82, 3528272), (88, 3287708), (164, 1764136), (176, 1643854), (328, 882068), (352, 821927), (451, 641504), (656, 441034), (902, 320752), (1312, 220517), (1804, 160376), (3608, 80188), (7216, 40094), (14432, 20047)]