1289804362

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{25457}}^1$

素因数の和:25531

約数の個数: 48

約数和(自身を含む): 2507511168

約数和(自身を除く): 1217706806

約数列:

[1, 2, 7, 11, 14, 22, 47, 49, 77, 94, 98, 154, 329, 517, 539, 658, 1034, 1078, 2303, 3619, 4606, 7238, 25333, 25457, 50666, 50914, 178199, 280027, 356398, 560054, 1196479, 1247393, 1960189, 2392958, 2494786, 3920378, 8375353, 13161269, 13721323, 16750706, 26322538, 27442646, 58627471, 92128883, 117254942, 184257766, 644902181, 1289804362]

約数ペア:

[(1, 1289804362), (2, 644902181), (7, 184257766), (11, 117254942), (14, 92128883), (22, 58627471), (47, 27442646), (49, 26322538), (77, 16750706), (94, 13721323), (98, 13161269), (154, 8375353), (329, 3920378), (517, 2494786), (539, 2392958), (658, 1960189), (1034, 1247393), (1078, 1196479), (2303, 560054), (3619, 356398), (4606, 280027), (7238, 178199), (25333, 50914), (25457, 50666)]