248494729

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9623}}^1$

素因数の和:9685

約数の個数: 24

約数和(自身を含む): 315975168

約数和(自身を除く): 67480439

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 1519, 3689, 9623, 25823, 67361, 163591, 298313, 471527, 1145137, 2088191, 5071321, 8015959, 14617337, 35499247, 248494729]

約数ペア:

[(1, 248494729), (7, 35499247), (17, 14617337), (31, 8015959), (49, 5071321), (119, 2088191), (217, 1145137), (527, 471527), (833, 298313), (1519, 163591), (3689, 67361), (9623, 25823)]