28188996845

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{823}}^1\times {\mathrm{7603}}^1$

素因数の和:8501

約数の個数: 32

約数和(自身を含む): 36541539072

約数和(自身を除く): 8352542227

約数列:

[1, 5, 17, 53, 85, 265, 823, 901, 4115, 4505, 7603, 13991, 38015, 43619, 69955, 129251, 218095, 402959, 646255, 741523, 2014795, 3707615, 6257269, 6850303, 31286345, 34251515, 106373573, 331635257, 531867865, 1658176285, 5637799369, 28188996845]

約数ペア:

[(1, 28188996845), (5, 5637799369), (17, 1658176285), (53, 531867865), (85, 331635257), (265, 106373573), (823, 34251515), (901, 31286345), (4115, 6850303), (4505, 6257269), (7603, 3707615), (13991, 2014795), (38015, 741523), (43619, 646255), (69955, 402959), (129251, 218095)]