13188725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 18004800

約数和(自身を除く): 4816075

約数列:

[1, 5, 11, 25, 55, 199, 241, 275, 995, 1205, 2189, 2651, 4975, 6025, 10945, 13255, 47959, 54725, 66275, 239795, 527549, 1198975, 2637745, 13188725]

約数ペア:

[(1, 13188725), (5, 2637745), (11, 1198975), (25, 527549), (55, 239795), (199, 66275), (241, 54725), (275, 47959), (995, 13255), (1205, 10945), (2189, 6025), (2651, 4975)]