51188319

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62501}}^1$

素因数の和:62527

約数の個数: 24

約数和(自身を含む): 91002912

約数和(自身を除く): 39814593

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 62501, 187503, 437507, 562509, 812513, 1312521, 2437539, 3937563, 5687591, 7312617, 17062773, 51188319]

約数ペア:

[(1, 51188319), (3, 17062773), (7, 7312617), (9, 5687591), (13, 3937563), (21, 2437539), (39, 1312521), (63, 812513), (91, 562509), (117, 437507), (273, 187503), (819, 62501)]